Category Breakdown
alcatel OT 757
Yezz C21
Performance
54.357.3
Camera
41.841.8
Display
48.348.3
Battery
43.543.5
Build
70.870.8
Overall
50.050.9
Summary
- The alcatel OT 757 features a compact design with dimensions of 106 x 46 x 18.5 mm and weighs 92g, while the Yezz C21 is slightly larger at 113 x 48.5 x 14.6 mm and lighter at 70g.
- Both devices have a TFT display with a resolution of 128 x 160 pixels, but the Yezz C21 offers a larger 1.8-inch screen compared to the alcatel's 0-inch display.
- In terms of performance, both phones have 4GB of RAM and 4MB of storage, but the Yezz C21 is powered by a Spreadtrum SC6531DA chipset with a 321 MHz CPU, whereas the alcatel lacks detailed performance specifications.
- Both cameras are VGA with no optical image stabilization, and they support video recording.
- The alcatel OT 757 has a 950mAh battery, while the Yezz C21 has a smaller 600mAh battery.
- Connectivity options differ slightly, as the Yezz C21 includes Bluetooth 2.1, whereas the alcatel has no Bluetooth capability.
- Both devices lack advanced software features and do not support wireless charging.
Side-by-side Specification Comparison
alcatel OT 757
Yezz C21
General
Release Date
2004
2016
Announced
2004
2016
Description
N/A
N/A
Display
Size
N/A
1.8"
Type
TFT, 256K colors
TFT, 256K colors
Resolution
128 x 160 pixels, 12 lines
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
Spreadtrum SC6531DA
CPU
N/A
321 Mhz
GPU
N/A
N/A
Memory
4MB
4MB 4MB RAM
Expandable Storage
✗
✗
Card Slot
No
microSDHC (dedicated slot)
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
Yes
Yes
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
950 mAh
600 mAh
Battery Details
Removable Li-Ion 950 mAh battery
Li-Ion 600 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
106 x 46 x 18.5 mm (4.17 x 1.81 x 0.73 in)
113 x 48.5 x 14.6 mm (4.45 x 1.91 x 0.57 in)
Weight
92 g
70 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Aluminium, Electric Blue, Mystic Red, Green Lime
Black, White, Red, Blue
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Dual SIM (Mini-SIM)
Network
GSM
GSM
Network Speed
N/A
N/A
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
No
2.1
NFC
✗
✗
USB
Proprietary
microUSB 2.0
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
Yes
Audio Jack
No
No

