Category Breakdown
VK Mobile VK2020
Yezz C21
Performance
26.98.6
Camera
2.539.6
Display
66.630.6
Battery
1.63.8
Build
0.20.2
Connectivity
9.17.9
Audio
0.08.9
Overall
13.314.3
Summary
- The VK Mobile VK2020 features a compact build with dimensions of 95 x 47 x 8.8 mm and weighs 53g, while the Yezz C21 is larger at 113 x 48.5 x 14.6 mm and weighs 70g, indicating a sturdier feel.
- Both devices have a display resolution of 128 x 160 pixels, but the VK2020 uses an OLED panel compared to the TFT display of the C21, which may offer better color representation.
- In terms of performance, the VK2020 has significantly more RAM at 64MB versus the C21's 4MB, but both have limited processing capabilities.
- Camera specifications are minimal for both, with no rear or selfie cameras of note.
- The Yezz C21 has a 600mAh battery, providing some longevity, while the VK2020 lacks a specified battery capacity.
- Both devices do not support advanced software features, with no operating systems detailed.
Side-by-side Specification Comparison
VK Mobile VK2020
Yezz C21
General
Release Date
2006
2016
Announced
2006
2016
Description
N/A
N/A
Display
Size
N/A
1.8"
Type
OLED, 256K colors
TFT, 256K colors
Resolution
128 x 160 pixels
128 x 160 pixels (~114 ppi density)
PPI
128
128
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Spreadtrum SC6531DA
CPU
N/A
321 Mhz
GPU
N/A
N/A
Memory
64MB
4MB 4MB RAM
Expandable Storage
✗
✗
Card Slot
No
microSDHC (dedicated slot)
Camera
Main Camera
N/A
VGA
Main Camera Features
N/A
N/A
Front Camera
N/A
N/A
Front Camera Features
N/A
N/A
Video Recording
N/A
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
N/A
600 mAh
Battery Details
Removable Li-Ion battery
Li-Ion 600 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
95 x 47 x 8.8 mm (3.74 x 1.85 x 0.35 in)
113 x 48.5 x 14.6 mm (4.45 x 1.91 x 0.57 in)
Weight
53 g
70 g
Materials
N/A
N/A
Colors
Black
Black, White, Red, Blue
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Mini-SIM
Dual SIM (Mini-SIM)
Network
GSM
GSM
Network Speed
N/A
N/A
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
Yes
2.1
NFC
✗
✗
USB
1.1
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✗
✗
Radio
✗
✗
Positioning
No
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
No
Yes
Audio Jack
No
No
Software & Security
Operating System
N/A
N/A
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
N/A

