VK Mobile VK4100
#10852
Yezz Classic C21A
#10575Category Breakdown
VK Mobile VK4100
Yezz Classic C21A
Performance
32.022.6
Camera
0.00.0
Display
30.630.6
Battery
1.63.8
Build
0.20.2
Connectivity
8.56.4
Audio
0.08.9
Overall
8.79.9
Summary
- The VK Mobile VK4100 and Yezz Classic C21A both feature a 1.8-inch TFT display with a resolution of 128 x 160 pixels, offering similar visual performance.
- In terms of build quality, the VK4100 is bulkier at 25.9 mm thick compared to the slimmer 14.5 mm of the C21A, which also weighs 73g, making it more portable.
- Performance-wise, the VK4100 has a larger RAM capacity of 128MB versus the C21A's 32MB, but both devices lack advanced processing capabilities.
- Both phones are equipped with a VGA rear camera and do not support video recording.
- The C21A has a 600mAh battery, providing it with a potential advantage in longevity over the VK4100, which has no specified battery capacity.
- Both devices lack modern software features, with no operating system details provided, and neither supports wireless charging or stereo speakers.
Side-by-side Specification Comparison
VK Mobile VK4100
Yezz Classic C21A
General
Release Date
2006
2013
Announced
2006
2013
Description
N/A
N/A
Display
Size
1.8"
1.8"
Type
TFT, 256K colors
TFT, 256K colors
Resolution
128 x 160 pixels (~114 ppi density)
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
N/A
CPU
N/A
N/A
GPU
N/A
N/A
Memory
128MB
32Mb 32Mb RAM
Expandable Storage
✓
✗
Card Slot
Yes
microSDHC
Camera
Main Camera
VGA
VGA
Main Camera Features
N/A
N/A
Front Camera
N/A
N/A
Front Camera Features
N/A
N/A
Video Recording
No
No
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
104 x 52 x 25.9 mm (4.09 x 2.05 x 1.02 in)
106 x 45 x 14.5 mm (4.17 x 1.77 x 0.57 in)
Weight
N/A
73 g
Materials
N/A
N/A
Colors
Black
Black, White, Blue, Green, Purple, Red, Fuchsia
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
2.0
NFC
✗
✗
USB
Proprietary
microUSB
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