Category Breakdown
NIU GO 21
Samsung E3213 Hero
Performance
22.624.1
Camera
2.539.6
Display
19.530.6
Battery
4.26.5
Build
0.20.2
Connectivity
11.412.5
Audio
8.98.9
Overall
8.915.3
Summary
- The NIU GO 21 features a compact build with dimensions of 105 x 44.9 x 14.2 mm and weighs 66g, while the Samsung E3213 Hero is slightly larger at 112.8 x 46.4 x 13.2 mm and heavier at 80.6g.
- Both phones have a TFT display with a resolution of 128 x 160 pixels, but the E3213 Hero offers 256K colors compared to the 65K colors of the GO 21.
- In terms of performance, the GO 21 has 32MB of RAM, while the E3213 Hero has 36MB.
- Both devices have a VGA rear camera and lack advanced features like OIS or a selfie camera, but the E3213 Hero supports video recording.
- The GO 21 is equipped with a 650mAh battery, whereas the E3213 Hero has a larger 800mAh battery.
- Software experiences are minimal on both, with the GO 21 having a headphone jack and the E3213 Hero lacking one.
Side-by-side Specification Comparison
NIU GO 21
Samsung E3213 Hero
General
Release Date
2014
2011
Announced
2014
2011
Description
Single SIM: GO 21CDual SIM: GO 21
For India
Display
Size
1.8"
2"
Type
TFT, 65K colors
TFT, 256K colors
Resolution
128 x 160 pixels (~114 ppi density)
128 x 160 pixels (~102 ppi density)
PPI
128
128
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
32Mb 32Mb RAM
36MB
Expandable Storage
✗
✗
Card Slot
microSDHC
microSDHC (dedicated slot)
Camera
Main Camera
VGA
VGA
Main Camera Features
N/A
N/A
Front Camera
N/A
Yes
Front Camera Features
N/A
N/A
Video Recording
N/A
Yes
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
650 mAh
800 mAh
Battery Details
Li-Ion 650 mAh, removable
Removable Li-Ion 800 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
105 x 44.9 x 14.2 mm (4.13 x 1.77 x 0.56 in)
112.8 x 46.4 x 13.2 mm (4.44 x 1.83 x 0.52 in)
Weight
66 g
80.6 g
Materials
N/A
N/A
Colors
Black, Orange, Gray, Red, Green, Blue
Red, Black
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Dual SIM (Mini-SIM)
Mini-SIM
Network
GSM
GSM / HSPA
Network Speed
N/A
HSPA 3.6/0.384 Mbps
5G
✗
✗
4G
✗
✗
WiFi
No
No
Bluetooth
2.1, EDR
2.1, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✗
Radio
✗
✗
Positioning
No
No
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
No
Software & Security
Operating System
N/A
N/A
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
N/A
N/A

