Category Breakdown
Cat B30
Sagem my421z
Performance
5.25.3
Camera
39.639.6
Display
14.031.4
Battery
10.31.6
Build
0.20.2
Connectivity
20.28.5
Audio
8.90.0
Overall
12.010.6
Summary
- The Cat B30 features a robust build with dimensions of 118 x 54 x 16 mm and a weight of 101g, while the Sagem my421z is more compact at 97 x 46 x 14 mm and weighs 95g.
- Both have a 2.0" TFT display, but the Sagem offers a slightly higher resolution of 176 x 220 pixels compared to the Cat's 144 x 176 pixels.
- In terms of performance, both devices have 0GB of RAM and lack advanced processing capabilities.
- The Cat B30 has a 2 MP rear camera, outperforming the Sagem's 1.3 MP, but both lack front-facing cameras.
- The Cat's battery capacity is 1000mAh, while the Sagem does not specify a capacity.
- Software experiences are minimal on both devices, with the Cat supporting a headphone jack and the Sagem lacking one.
Side-by-side Specification Comparison
Cat B30
Sagem my421z
General
Release Date
2015
2008
Announced
2015
2008
Description
N/A
N/A
Display
Size
2"
2"
Type
TFT
TFT, 256K colors
Resolution
144 x 176 pixels (~114 ppi density)
176 x 220 pixels (~141 ppi density)
PPI
144
176
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
Scratch-proof glass
N/A
Performance
Chipset
Spreadtrum 7701
N/A
CPU
N/A
N/A
GPU
N/A
N/A
Memory
N/A
N/A
Expandable Storage
✗
✗
Card Slot
microSDHC
microSD (dedicated slot)
Camera
Main Camera
2 MP
1.3 MP
Main Camera Features
LED flash
N/A
Front Camera
N/A
N/A
Front Camera Features
N/A
N/A
Video Recording
Yes
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1000 mAh
N/A
Battery Details
Li-Ion 1000 mAh, non-removable
Removable Li-Ion battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
118 x 54 x 16 mm (4.65 x 2.13 x 0.63 in)
97 x 46 x 14 mm (3.82 x 1.81 x 0.55 in)
Weight
101 g
95 g
Materials
N/A
N/A
Colors
Black
Black, Silver, Pink
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Dual SIM
Mini-SIM
Network
GSM / HSPA
GSM
Network Speed
HSPA
N/A
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
2.1
Yes
NFC
✗
✗
USB
microUSB 2.0
Proprietary
IR Blaster
✗
✗
Headphone Jack
✓
✗
Radio
✗
✗
Positioning
No
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
No
Audio Jack
Yes
No
Software & Security
Operating System
N/A
N/A
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
N/A

