iMac 24" (M1 Four Ports) vs iMac 21.5" (Early 2019)

iMac 24" (M1 Four Ports) $1,499
iMac 21.5" (Early 2019)
Base Price
$1,499
Base Price
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CPU
M1 8C8G
CPU
Core i3-8100
GPU
8-Core M1
GPU
Radeon Pro 555X
Memory
8GB
Memory
8GB
Storage
256GB
Storage
0GB + 1TB
Display
23.5" LCD IPS 4480x2520 -
Display
21.5" LCD IPS 4096x2304 -
M1 8C8G
8 Cores
8 Threads
3.2GHz Clock
Core i3-8100
4 Cores
4 Threads
3.6GHz Clock
GB6S 2,380
63%
GB6M 8,615
36%
GB6S 1,265
34%
GB6M 3,460
14%
8-Core M1
1024 Shaders
Shared Memory
1278MHz
Radeon Pro 555X
768 Shaders
4GB GDDR5
907MHz
1080p 21 FPS
18%
FP32 2.62 TFLOPS
5%
N/A
0%
FP32 1.39 TFLOPS
3%
8GB
LPDDR4X-4266
8GB
DDR4-2666
24 Tabs
5%
24 Tabs
5%
256GB
Soldered
PCIe 3.0 x4
Up to 2.7GB/s Read
0GB + 1TB
2.5"
SATA 3
5400RPM
442 min 4K Video
11%
1,930 min 4K Video
48%
No Optical Drive
No Optical Drive
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23.5"
LCD IPS
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21.5"
LCD IPS
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500 Nits
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500 Nits
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60Hz
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60Hz
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4480x2520
11.3 Million Pixels
219 PPI
4096x2304
9.4 Million Pixels
219 PPI
LED Backlight
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1,400:1 Contrast
LED Backlight
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1,100:1 Contrast
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1080p
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720p
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Magic Keyboard with Touch ID
Magic Keyboard
Magic Mouse
Magic Mouse 2
Not Included
Not Included
Not Included
Not Included
Fingerprint
No Biometrics
6
2
3
2
No Cellular
No Cellular
Wi-Fi 6 (802.11ax)
2 Stream
Up to 1200Mbps
Wi-Fi 5 (802.11ac)
3 Stream
Up to 1300Mbps
Bluetooth 5.0
Bluetooth 4.2
No Sensors
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No Sensors
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Integrated Chipset
Z270
Data
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2x USB-C 3.1 (10Gbps)
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2x USB 4 (40Gbps)
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Data
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4x USB 3.0 (5Gbps)
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2x Thunderbolt 3 (40Gbps)
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Network
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1x Ethernet (1Gbps)
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Network
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1x Ethernet (1Gbps)
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Audio
1x Audio Jack
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Audio
1x Audio Jack
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Card
1x SDXC Card UHS-II
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External
185W
143W
15.90V
9.00A
Not Included
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MagSafe iMac
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Ethernet 1G
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2.0M (7 ft) Cable
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No Battery
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No Battery
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macOS 11 Big Sur
macOS 10.14 Mojave
Windows
Windows 10 (Latest)
Build Material
Aluminum
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Build Material
Aluminum
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Height
461 mm (18.1 in)
Width
547 mm (21.5 in)
Depth
147 mm (5.8 in)
Volume
37.07 L
Height
450 mm (17.7 in)
Width
528 mm (20.8 in)
Depth
175 mm (6.9 in)
Volume
41.63 L
Weight
4.481 kg (9.9 lb)
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Weight
5.579 kg (12.3 lb)
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CPU
Not Upgradable
CPU
Upgradable
GPU
Not Upgradable
GPU
Not Upgradable
Memory
Not Upgradable
Memory
Upgradable
Storage
Not Upgradable
Storage
Upgradable
Wi-Fi
Not Upgradable
Wi-Fi
Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Upgradable
Power Supply
Not Upgradable
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Storage Slots
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1x 2.5" Bay
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Memory Slots
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2x SO-DIMM
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Change Results