Apple iMac 27-Inch Retina 5K Alternatives: 6 Similar Picks Compared
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Looking for apple apple imac retina alternatives? The 27-inch iMac delivers a sharp 5K Retina display and solid performance for creative tasks. Its 10th-generation Intel Core i5 and AMD Radeon Pro 5300 graphics handle design work well. However, you might want different specs for heavy multitasking or gaming. The 8GB RAM and older processor can limit modern workflows. You may also prefer a different screen size or operating system.
We selected these seven picks because their specifications overlap with the original iMac. You can find 27-inch models with more RAM or newer processors. Some options offer touchscreen functionality or AI features. Others provide a more compact 24-inch footprint. This guide compares these prebuilt desktops to help you find the right balance of display quality, memory, and processing power for your specific needs.
Our top pick: Apple iMac 27-Inch Retina 5K Core i5.
Comparing iMac 27 Alternatives
Lenovo IdeaCentre 27" Touch AIO
The Lenovo IdeaCentre 27 Touch swaps the Retina 5K display for a standard touchscreen. It doubles your system memory to 16GB RAM and includes Windows 11 Pro. This makes it better for multitasking and business productivity. You lose the extreme visual fidelity of the iMac. The touchscreen adds utility for navigation. Choose this if you need more RAM and touch input over pixel density. It weighs more at 34 pounds. The 10th-gen Core i5 in the iMac is older than modern Windows equivalents.
HP OmniStudio 27 Ryzen AI 7 All-in-One
The HP OmniStudio 27 Ryzen AI offers 16GB RAM and a Ryzen AI 7 processor. It runs Windows 11 Home. This model prioritizes modern processing power and AI features over the iMac’s high-resolution display. You get double the memory for smoother multitasking. The display resolution is lower than the 5K Retina screen. It weighs significantly less at 13.1 pounds. Pick this if you value processing speed and AI capabilities. It is a practical choice for video conferencing. You sacrifice visual sharpness for computational efficiency and a lighter chassis.
Acer Aspire C27 27-Inch All-in-One Desktop
The Acer Aspire C27 provides 8GB RAM and 512GB SSD storage with Windows 11 Pro. It matches the iMac’s memory and storage capacity. The display is standard definition, not 5K Retina. It focuses on office productivity and a tidy desk setup. You lose the creative display quality for a lower price point. It lacks the premium build of the Apple unit. Choose this for basic home office tasks. It offers Windows compatibility instead of macOS. The visual experience is less sharp. It is a budget-friendly alternative for standard computing needs.
Apple iMac 24-Inch M3 All-in-One Desktop
The Apple iMac 24-inch M3 features a 4.5K display and the efficient M3 chip. It is much smaller at 24 inches. You gain modern Apple Silicon performance and a compact frame. The resolution is lower than the 27-inch 5K model. It has 8GB RAM and 512GB SSD. This option fits users needing a space-saving design. It offers better efficiency than the Intel iMac. Choose this for portability and modern architecture. You trade screen real estate and pixel density for a smaller footprint. It is ideal for compact home offices.
Lenovo ThinkCentre 27-Inch All-in-One PC
The Lenovo ThinkCentre 27-inch All-in-One includes 16GB RAM and Windows 11 Pro. It offers strong processing power and color-accurate visuals. You get double the memory of the iMac. The display is vibrant but not 5K Retina. It lacks touch functionality. This model suits business productivity and color work. You lose the macOS ecosystem for Windows. It provides more RAM for heavy multitasking. Choose this if you need color accuracy and modern specs. It is a robust alternative for professionals who prioritize performance over screen resolution.
Lenovo IdeaCentre 27" Core i7 All-in-One
The Lenovo IdeaCentre 27 Core i7 All-in-One offers a practical balance of power and clarity. It has 8GB RAM and 512GB SSD. The display is Full HD, not 5K. It features a clean aesthetic for home offices. You gain a Core i7 processor for better speed. The visual fidelity is lower than the iMac. This model fits users wanting a tidy setup. It provides solid everyday performance. Choose this for standard home office tasks. It lacks the premium display of the Apple unit. It is a functional choice for general computing needs.
Quick picks
Our 7 picks
Apple iMac 27-Inch Retina 5K Core i5
Best for: Creative professionals needing a high-resolution display
- Processor
- 10th-generation Intel Core i5
- System Memory
- 8GB
- Storage Capacity
- 512GB SSD
- Screen Size
- 27-inch
- Display Resolution
- Retina 5K
- Graphics
- AMD Radeon Pro 5300
This 27-inch all-in-one desktop features a Retina 5K display with a resolution of 5120-by-2880 pixels. It uses a 10th-generation Intel Core i5 processor and AMD Radeon Pro 5300 graphics. The system includes 8GB of RAM and a 512GB SSD. This setup suits users who prioritize screen clarity and macOS integration over raw processing power or expandability.
Pros
- 27-inch Retina 5K display (5120-by-2880 resolution)
- 10th-generation Intel Core i5 processor
- AMD Radeon Pro 5300 graphics
- 512GB SSD storage
Cons
- Only 8GB of system memory
- 10th-generation Intel processor is older
- No touchscreen capability
Good fit if
- You need a sharp 5K display for creative work
- You prefer the macOS ecosystem
- You want an all-in-one design with a large screen
Skip if
- You require high-end gaming performance
- You need more than 8GB of RAM
- You want a modern CPU generation
Verdict: Apple iMac 27-inch Retina 5K delivers exceptional visual fidelity for design tasks but lacks the memory and modern processing power needed for heavy multitasking or gaming.
Lenovo IdeaCentre 27" Touch AIO
Best for: touchscreen business productivity
- Processor
- Intel Core i5-13420H
- System Memory
- 16 GB
- Storage Capacity
- 512 GB SSD
- Screen Size
- 27"
- Touchscreen
- Touchscreen
- Operating System
- Windows 11 Pro
This Lenovo all-in-one desktop pairs a 27-inch FHD touchscreen with an Intel Core i5-13420H processor. It includes 16GB of DDR5 RAM and a 512GB SSD for smooth multitasking. Windows 11 Pro adds enterprise-grade security and management tools. The 100Hz refresh rate and 99% sRGB color coverage make it suitable for general productivity and media consumption.
Pros
- Intel Core i5-13420H processor with up to 4.6 GHz turbo
- 16GB DDR5 RAM for efficient multitasking
- 27-inch FHD touchscreen with 100Hz refresh rate
- Windows 11 Pro with enterprise security features
- 512GB PCIe NVMe SSD for fast data transfer
Cons
- FHD resolution is lower than the 5K displays in premium competitors
- 300-nit screen brightness is modest for bright environments
- 99% sRGB color gamut limits professional color-critical work
Good fit if
- You need a touchscreen interface for direct interaction
- You want Windows 11 Pro for business security features
- You prioritize DDR5 RAM speed for multitasking
Skip if
- You require 4K or 5K display resolution
- You need high-brightness screens for sunny rooms
- You want a color-accurate display for professional design
Verdict: Lenovo IdeaCentre 27" Touch AIO offers a solid balance of performance and touch functionality. It fits users who need Windows 11 Pro and DDR5 speed, but those seeking high-resolution visuals should look elsewhere.
HP OmniStudio 27 Ryzen AI 7 All-in-One
Best for: Windows users needing AI features and 16 GB RAM
- Processor
- AMD Ryzen AI 7 445
- System Memory
- 16 GB
- Storage Capacity
- 512 GB SSD
- Screen Size
- 27"
- Display Resolution
- FHD
- Graphics
- AMD Radeon 840M
This HP all-in-one pairs a 27-inch FHD display with an AMD Ryzen AI 7 445 processor and 16 GB of DDR5 RAM. It includes a 512 GB SSD and AMD Radeon 840M graphics. The system runs Windows 11 Home and features an FHD IR camera with HDR auto-switch. It suits users who need a capable desktop for multitasking and clear video calls in a compact form factor.
Pros
- AMD Ryzen AI 7 445 processor for advanced computing
- 16 GB DDR5 RAM for higher bandwidth performance
- FHD IR camera with HDR auto-switch and Windows Hello
- Adjustable stand for comfortable viewing angles
Cons
- FHD resolution is lower than the 5K displays on competing iMacs
- 512 GB SSD offers less storage than some alternatives
- Integrated AMD Radeon 840M graphics limit heavy gaming
Good fit if
- You want a Windows 11 Home desktop with AI features
- You need 16 GB of RAM for multitasking
- You prioritize clear video calls with noise reduction
Skip if
- You require a 5K Retina display
- You need a dedicated graphics card for high-end gaming
- You prefer macOS over Windows 11 Home
Verdict: HP OmniStudio 27 All-in-One delivers solid performance for everyday tasks with its Ryzen AI 7 445 and 16 GB RAM. It is a practical choice for users who value Windows 11 Home and clear video conferencing over high-resolution visuals.
Acer Aspire C27 27-Inch All-in-One Desktop
Best for: office productivity and home office setups
- Processor
- Intel Core 5 120U
- System Memory
- 8GB DDR5 SO-DIMM
- Storage Capacity
- 512GB PCIe NVMe SSD
- Screen Size
- 27"
- Display Resolution
- Full HD (1920 x 1080)
- Operating System
- Windows 11 Pro
The Acer Aspire C27 All-in-One pairs a 27-inch Full HD IPS display with an Intel Core 5 120U processor. It includes 8GB of DDR5 RAM and a 512GB PCIe NVMe SSD. This configuration handles everyday productivity and multitasking efficiently. The system runs Windows 11 Pro and features Wi-Fi 6E. It suits users seeking a clean desktop setup for business or home office tasks without needing high-end gaming power.
Pros
- Intel Core 5 120U processor with 10 cores
- 27-inch Full HD IPS screen with wide viewing angles
- 8GB DDR5 RAM and 512GB SSD for fast boot times
- Wi-Fi 6E and Bluetooth 5.3 connectivity
Cons
- Full HD resolution is lower than the Retina 5K displays on competing iMac alternatives
- 8GB RAM limits heavy multitasking compared to 16GB or 32GB options
- Integrated graphics only, lacking a dedicated GPU for gaming
Good fit if
- You need a space-saving desktop for office work or video calls
- You prefer Windows 11 Pro over macOS
- You want a clean setup with modern wireless connectivity
Skip if
- You require high-resolution 5K visuals for professional design work
- You plan to play modern 3D games
- You need more than 8GB of system memory for heavy applications
Verdict: Acer Aspire C27 All-in-One delivers reliable performance for office tasks and daily computing. It fits users who prioritize a tidy desk and Windows 11 Pro over high-end graphics or display resolution.
Apple iMac 24-Inch M3 All-in-One Desktop
Best for: Compact home offices needing 4.5K visuals
- Processor
- Apple M3
- System Memory
- 8GB
- Storage Capacity
- 512GB SSD
- Screen Size
- 24-inch
- Display Resolution
- 4.5K Retina
- Dimensions
- 21.5 × 5.79 × 18.2 inches
This 24-inch all-in-one desktop features an Apple M3 chip with an 8-core CPU and 8GB of RAM. It includes a 24-inch 4.5K Retina display and 512GB of SSD storage. The design is thin and comes in multiple colors. It suits users who want a compact, high-resolution screen for everyday tasks and media consumption.
Pros
- 24-inch 4.5K Retina display with 500 nits brightness
- Apple M3 chip with 8-core CPU
- 1080p FaceTime HD camera and six-speaker system
- Compact 21.5-inch width and 18.2-inch height
Cons
- Only 8GB of system memory
- Non-touchscreen display
- Sold as a renewed product
Good fit if
- You need a small footprint for a desk
- You want a high-resolution 4.5K screen
- You prefer an all-in-one design without extra cables
Skip if
- You require a touchscreen display
- You need more than 8GB of RAM for heavy multitasking
- You want a brand new unit with full warranty
Verdict: Apple 2023 iMac 24-inch M3 offers a sharp 4.5K display and efficient M3 performance in a compact frame. It fits users who prioritize screen quality and space-saving design over raw multitasking power.
Lenovo ThinkCentre 27-Inch All-in-One PC
Best for: Business productivity and color-accurate work
- Processor
- Intel Core i5-13420H
- System Memory
- 16 GB
- Storage Capacity
- 512 GB SSD
- Screen Size
- 27"
- Display Resolution
- FHD
- Touchscreen
- Non-touch
This Lenovo ThinkCentre neo 50a 27 is a 27-inch all-in-one desktop running Windows 11 Pro. It features an Intel Core i5-13420H processor with 16GB of DDR5 RAM and a 512GB SSD. The display is a 100Hz FHD IPS panel with 99% sRGB coverage. It suits users who need reliable performance for business tasks, productivity, and media consumption without the premium price of higher-end models.
Pros
- Intel Core i5-13420H processor with up to 4.6 GHz turbo
- 16GB DDR5 RAM for fast multitasking
- 100Hz refresh rate and 99% sRGB color accuracy
- Windows 11 Pro operating system
Cons
- Non-touchscreen display limits interactive use
- FHD resolution is lower than 5K competitors
- No built-in webcam mentioned in specs
Good fit if
- You need a reliable Windows 11 Pro desktop for office work
- You prefer a larger 27-inch screen for productivity
- You want high color accuracy for creative tasks
Skip if
- You require a touchscreen interface
- You need 4K or 5K display resolution
- You are looking for a macOS ecosystem device
Verdict: Lenovo ThinkCentre neo 50a 27 offers strong processing power and a vibrant display for professionals who prioritize performance and color accuracy over touch interaction or ultra-high resolution.
Lenovo IdeaCentre 27" Core i7 All-in-One
Best for: Home office users seeking clean aesthetics
- Processor
- Intel Core i7-13620H
- System Memory
- 8GB DDR5 RAM
- Storage Capacity
- 512GB SSD
- Screen Size
- 27"
- Display Resolution
- FHD
- Operating System
- Win 11 Pro
This Lenovo all-in-one desktop features a 27-inch FHD IPS display and an Intel Core i7-13620H processor. It includes 8GB of DDR5 RAM and a 512GB SSD for responsive performance. The unit comes with a wireless keyboard and mouse in a minimalist gray design. It suits users seeking a clean workspace setup with solid multitasking capabilities for daily applications.
Pros
- Intel Core i7-13620H processor for demanding tasks
- 27-inch FHD IPS display with anti-glare technology
- Integrated dual 3W Harman speakers for clear audio
- Includes wireless keyboard and mouse in matching finish
Cons
- 8GB RAM may limit heavy multitasking compared to higher tiers
- FHD resolution is lower than the 5K displays on competing Apple models
- No touchscreen capability despite similar category positioning
Good fit if
- You want a clean, cable-free desktop setup
- You need strong CPU performance for daily office work
- You prefer integrated audio from Harman speakers
Skip if
- You require high-resolution 5K or 4K displays
- You need a touchscreen interface for navigation
- You plan to run memory-intensive creative software
Verdict: Lenovo IdeaCentre 27" FHD AIO offers a practical balance of processing power and visual clarity for standard home office tasks. It fits buyers who prioritize a tidy aesthetic and solid everyday performance over high-end display fidelity.
Specifications side by side
| Spec | Apple iMac 27-Inch Retina 5K Core i5 | Lenovo IdeaCentre 27" Touch AIO | HP OmniStudio 27 Ryzen AI 7 All-in-One | Acer Aspire C27 27-Inch All-in-One Desktop | Apple iMac 24-Inch M3 All-in-One Desktop | Lenovo ThinkCentre 27-Inch All-in-One PC | Lenovo IdeaCentre 27" Core i7 All-in-One |
|---|---|---|---|---|---|---|---|
| Processor | 10th-generation Intel Core i5 | Intel Core i5-13420H | AMD Ryzen AI 7 445 | Intel Core 5 120U | Apple M3 | Intel Core i5-13420H | Intel Core i7-13620H |
| System Memory | 8GB | 16 GB | 16 GB | 8GB DDR5 SO-DIMM | 8GB | 16 GB | 8GB DDR5 RAM |
| Storage Capacity | 512GB SSD | 512 GB SSD | 512 GB SSD | 512GB PCIe NVMe SSD | 512GB SSD | 512 GB SSD | 512GB SSD |
| Screen Size | 27-inch | 27" | 27" | 27" | 24-inch | 27" | 27" |
| Display Resolution | Retina 5K | not specified | FHD | Full HD (1920 x 1080) | 4.5K Retina | FHD | FHD |
| Graphics | AMD Radeon Pro 5300 | not specified | AMD Radeon 840M | not specified | not specified | not specified | not specified |
| Touchscreen | not specified | Touchscreen | not specified | not specified | not specified | Non-touch | not specified |
| Operating System | not specified | Windows 11 Pro | Windows 11 Home | Windows 11 Pro | not specified | Windows 11 Pro | Win 11 Pro |
| Memory | 8GB RAM | 16GB RAM | 16GB RAM | 8GB RAM | 8GB RAM | 16GB RAM | 8GB RAM |
| Storage | 512GB SSD | 512GB SSD | 512GB SSD | 512GB SSD | 512GB SSD | 512GB SSD | 512GB SSD |
| Use | not specified | Business | not specified | not specified | not specified | not specified | not specified |
| Display Feature | not specified | Touchscreen | not specified | not specified | not specified | not specified | not specified |
| Dimensions | 7.99 × 25.6 × 20.3 inches | 24.1 × 7.55 × 18.6 inches | 24.1 × 7.28 × 19.2 inches | not specified | 21.5 × 5.79 × 18.2 inches | not specified | not specified |
| Weight | 19.7 pounds | 34 pounds | 13.1 pounds | not specified | 15.6 pounds | not specified | not specified |
| Size | 512GB | 16GB RAM | 512GB SSD | not specified | 8GB RAM|512GB SSD | 512GB | not specified | 8GB RAM | 512GB SSD |
| Color | Silver | Grey | Jet black | Core 5 | Silver | Luna Grey | Gray |
| Model | MXWU2LL/A | ideacentre AIO 520-27ICB | D8YE5AA#ABA | Aspire | MQRK3LL/A | ThinkCentre neo 50a 27 Gen 5 | Lenovo IdeaCentre AIO |
Frequently asked questions
Which alternative has the most system memory?
The Lenovo IdeaCentre 27 Touch AIO and the HP OmniStudio 27 both provide 16GB of RAM. This is double the 8GB found in the Apple iMac 27-inch, the Acer Aspire C27, and the Lenovo IdeaCentre 27 Core i7. More memory allows you to run more applications simultaneously without slowdowns.
Do any of these computers include a touchscreen?
Yes, the Lenovo IdeaCentre 27 Touch AIO features a touchscreen display. This allows you to interact with Windows 11 Pro using your fingers. None of the other listed models, including the Apple iMacs and other Lenovo units, are described as having touch capabilities in their specifications.
Which model is the lightest to move?
The HP OmniStudio 27 Ryzen AI 7 is the lightest option at 13.1 pounds. It is significantly lighter than the Apple iMac 27-inch, which weighs 19.7 pounds. The Lenovo IdeaCentre 27 Touch is the heaviest at 34 pounds. Weight matters if you plan to relocate the device often.
Are there options with Windows 11 Pro?
Three models come with Windows 11 Pro: the Lenovo IdeaCentre 27 Touch AIO, the Acer Aspire C27, and the Lenovo ThinkCentre 27-Inch. The HP OmniStudio runs Windows 11 Home. The Apple iMacs use macOS. Windows 11 Pro offers additional business and security features compared to the Home edition.
Which computer is best for a small desk?
The Apple iMac 24-Inch M3 is the most compact choice. It measures 21.5 inches in length and weighs only 15.6 pounds. The HP OmniStudio 27 is also slim at 7.28 inches in width. These smaller footprints help save space compared to the larger 27-inch models.
Does the HP model support AI tasks?
Yes, the HP OmniStudio 27 Ryzen AI 7 All-in-One is built for AI features. It includes a Ryzen AI 7 445 processor and 16GB of RAM. This setup helps with everyday tasks and video conferencing. It is a practical choice for users who value modern processing capabilities.
Which option offers the best color accuracy for professionals?
The Lenovo ThinkCentre 27-Inch All-in-One PC is noted for color accuracy. It provides strong processing power and a vibrant display. This makes it suitable for business productivity and creative work. It prioritizes performance and visual fidelity over touch interaction or ultra-high resolution found in other models.