Category Breakdown
Amoi H812
Cubot C21
Performance
24.132.0
Camera
39.62.5
Display
31.428.4
Battery
5.03.3
Build
0.276.1
Connectivity
8.27.5
Audio
0.00.0
Overall
12.620.9
Summary
- The Amoi H812 features a larger 2.0-inch TFT display with a resolution of 176 x 220 pixels, while the Cubot C21 has a smaller 1.32-inch TFT LCD with a higher resolution of 360 x 360 pixels, resulting in better pixel density.
- In terms of performance, the Amoi H812 has 36GB of RAM compared to the Cubot C21's 128GB, indicating a significant advantage for multitasking and storage.
- Both devices have limited camera capabilities, with the Amoi H812 offering a 1.3 MP rear camera and the Cubot C21 lacking a rear camera entirely.
- The battery capacity of the Amoi H812 is 720mAh, which is larger than the Cubot C21's 300mAh, suggesting longer usage time for the former.
- Lastly, the Amoi H812 does not specify an operating system, while the Cubot C21 runs on a proprietary OS, which may offer a more modern software experience.
Side-by-side Specification Comparison
Amoi H812
Cubot C21
General
Release Date
2006
2023
Announced
2006
2023
Description
N/A
N/A
Display
Size
2"
1.32"
Type
TFT, 256K colors
TFT LCD
Resolution
176 x 220 pixels (~141 ppi density)
360 x 360 pixels (~386 ppi density)
PPI
176
360
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
Corning Gorilla Glass
Performance
Chipset
N/A
N/A
CPU
N/A
N/A
GPU
N/A
N/A
Memory
36MB
128MB
Expandable Storage
✗
✗
Card Slot
No
No
Camera
Main Camera
1.3 MP
N/A
Main Camera Features
180 deg rotating lens
N/A
Front Camera
N/A
N/A
Front Camera Features
N/A
N/A
Video Recording
Yes
N/A
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
720 mAh
300 mAh
Battery Details
Removable Li-Ion 720 mAh battery
300 mAh
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
90 x 45 x 25 mm (3.54 x 1.77 x 0.98 in)
46.5 x 46.5 x 13 mm (1.83 x 1.83 x 0.51 in)
Weight
106 g
N/A
Materials
N/A
Zinc alloy frame
Colors
Silver black
Black, Silver
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Mini-SIM
No
Network
GSM / UMTS
No cellular connectivity
Network Speed
Yes, 384 kbps
No
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
No
5.0, A2DP
NFC
✗
✗
USB
Proprietary
No
IR Blaster
✗
✗
Headphone Jack
✗
✗
Radio
✗
✗
Positioning
No
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
No
No
Audio Jack
No
No
Software & Security
Operating System
N/A
Proprietary OS
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
Accelerometer, heart rate, SpO2, blood pressure

