Telit T91
#11118
VK Mobile VK4100
#9213Category Breakdown
Telit T91
VK Mobile VK4100
Performance
54.358.8
Camera
41.841.8
Display
48.348.3
Battery
43.543.5
Build
70.870.8
Overall
50.051.3
Summary
- The Telit T91 features a compact build with dimensions of 85 x 43.5 x 21.9 mm and weighs 85g, while the VK Mobile VK4100 is larger at 104 x 52 x 25.9 mm and has an unspecified weight.
- The T91 has a 0-inch display with a resolution of 128 x 160 pixels, while the VK4100 offers a 1.8-inch display with the same resolution but a higher color depth of 256K colors.
- In terms of performance, the T91 has 16GB of RAM and 16MB of storage, whereas the VK4100 significantly outperforms with 128GB of RAM and 128MB of storage.
- Both devices have a VGA rear camera and lack video recording capabilities.
- The T91 is equipped with a 720mAh battery, while the VK4100's battery capacity is unspecified.
- Software experiences on both devices are limited, lacking advanced features, and neither supports modern connectivity options like WiFi or 5G.
Side-by-side Specification Comparison
Telit T91
VK Mobile VK4100
General
Release Date
2004
2006
Announced
2004
2006
Description
N/A
N/A
Display
Size
N/A
1.8"
Type
TFT, 65K colors
TFT, 256K colors
Resolution
128 x 160 pixels
128 x 160 pixels (~114 ppi density)
PPI
128
128
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
N/A
CPU
N/A
N/A
GPU
N/A
N/A
Memory
16MB
128MB
Expandable Storage
✗
✓
Card Slot
No
Yes
Camera
Main Camera
N/A
N/A
Main Camera Details
VGA
VGA
Front Camera
N/A
N/A
Front Camera Details
N/A
N/A
Video Recording
No
No
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
720 mAh
N/A
Battery Details
Removable Li-Ion 720 mAh battery
Removable Li-Ion battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
85 x 43.5 x 21.9 mm (3.35 x 1.71 x 0.86 in)
104 x 52 x 25.9 mm (4.09 x 2.05 x 1.02 in)
Weight
85 g
N/A
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
N/A
Black
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Mini-SIM
Network
GSM
GSM
Network Speed
N/A
N/A
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
No
Yes
NFC
✗
✗
USB
N/A
Proprietary
IR Blaster
✗
✗
Headphone Jack
✗
✗
Radio
✗
✗
Positioning
No
No
Software
Operating System
N/A
N/A
OS Version
N/A
N/A
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
N/A
Audio
Stereo Speakers
✗
✗
Loudspeaker
No
No
Audio Jack
No
No