Ericsson T28s
#12200
Siemens Xelibri 4
#12147Category Breakdown
Ericsson T28s
Siemens Xelibri 4
Performance
5.35.3
Camera
2.52.5
Display
5.85.8
Battery
3.44.2
Build
0.20.2
Connectivity
1.01.0
Audio
0.00.0
Overall
2.02.1
Summary
- The Ericsson T28s features a compact build with dimensions of 97 x 50 x 15 mm and weighs 83g, while the Siemens Xelibri 4 is slightly larger at 99 x 53 x 19 mm and lighter at 71g.
- Both devices have monochrome graphic displays, but the Xelibri 4 offers a higher resolution of 101 x 65 pixels compared to the T28s's 101 x 33 pixels, providing a better viewing experience.
- Performance-wise, neither phone has notable specifications, as both lack RAM and storage.
- Both phones have no camera capabilities, and the T28s has a 500mAh battery, while the Xelibri 4 has a larger 650mAh battery, potentially offering longer usage.
- In terms of software experience, both devices lack advanced features, stereo speakers, and headphone jacks, indicating a basic user interface.
Side-by-side Specification Comparison
Ericsson T28s
Siemens Xelibri 4
General
Release Date
1999
2003
Announced
1999
2003
Description
N/A
N/A
Display
Size
N/A
N/A
Type
Monochrome graphic
Monochrome graphic
Resolution
101 x 33 pixels, 3 x 12 chars
101 x 65 pixels, 5 lines
PPI
101
101
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
N/A
N/A
Expandable Storage
✗
✗
Card Slot
No
No
Camera
Main Camera
N/A
N/A
Main Camera Features
N/A
N/A
Front Camera
N/A
N/A
Front Camera Features
N/A
N/A
Video Recording
N/A
N/A
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
500 mAh
650 mAh
Battery Details
Removable Li-Po 500 mAh battery
Removable Li-Ion 650 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
97 x 50 x 15 mm (3.82 x 1.97 x 0.59 in)
99 x 53 x 19 mm, 70 cc (3.90 x 2.09 x 0.75 in)
Weight
83 g
71 g
Materials
N/A
N/A
Colors
N/A
N/A
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Mini-SIM
Mini-SIM
Network
GSM
GSM
Network Speed
N/A
N/A
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
No
No
NFC
✗
✗
USB
N/A
N/A
IR Blaster
✗
✗
Headphone Jack
✗
✗
Radio
✗
✗
Positioning
No
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
No
No
Audio Jack
No
No
Software & Security
Operating System
N/A
N/A
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
N/A