Category Breakdown
Karbonn KT21 Express
Motorola EM35
Performance
5.329.5
Camera
39.639.6
Display
15.233.2
Battery
10.37.1
Build
0.216.1
Connectivity
9.16.4
Audio
8.98.9
Overall
10.716.4
Summary
- The Karbonn KT21 Express features a 2.8-inch TFT display with a resolution of 240 x 320 pixels and a pixel density of 240 PPI, while the Motorola EM35 has a smaller 2.2-inch TFT display with a resolution of 320 x 240 pixels and a higher pixel density of approximately 320 PPI.
- In terms of performance, the KT21 has no RAM or storage specifications, whereas the EM35 offers 110 MB of storage with 110 MB of RAM.
- Both phones have a 3.15 MP rear camera capable of video recording, but neither has a selfie camera.
- The KT21 has a 1000 mAh battery, slightly larger than the EM35's 810 mAh battery.
- Both devices run on basic software platforms, with the KT21 lacking specific OS details while the EM35 operates on a Linux/Java-based system.
- The build quality of the KT21 is unspecified, while the EM35 is heavier at 116 g and has defined dimensions.
Side-by-side Specification Comparison
Karbonn KT21 Express
Motorola EM35
General
Release Date
2012
2009
Announced
2012
2008
Description
N/A
N/A
Display
Size
2.8"
2.2"
Type
TFT
TFT, 256K colors
Resolution
240 x 320 pixels, 4:3 ratio
320 x 240 pixels, 4:3 ratio (~182 ppi density)
PPI
240
320
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
110MB
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC (dedicated slot)
Camera
Main Camera
3.15 MP
3.15 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
810 mAh
Battery Details
Li-Ion 1000 mAh, removable
Removable Li-Ion 810 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
N/A
107 x 49.5 x 16 mm, 71.5 cc (4.21 x 1.95 x 0.63 in)
Weight
N/A
116 g
Materials
N/A
N/A
Colors
Black
Black
Foldable
✗
✗
SAR
N/A
0.76 W/kg (head) 0.54 W/kg (body)
Connectivity
SIM
Dual SIM (Mini-SIM)
Mini-SIM
Network
No cellular connectivity
GSM
Network Speed
N/A
N/A
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
2.0
1.5, A2DP
NFC
✗
✗
USB
microUSB
Proprietary
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
No
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
N/A
Linux / Java-based MOTOMAGX
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Proximity
N/A

