Side-by-side technical data
NIU C21A vs NIU Andy 4E2I
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Neither runs away with it: each wins something.
Which one is for you?
NIU C21A, if you care about…
- Weight
- 73 g
- against 110 g
NIU Andy 4E2I, if you care about…
- Battery Capacity
- 1,400 mAh
- against 600 mAh
- RAM Capacity
- 512 MB
- against 32 MB
- Bluetooth Version
- Bluetooth 4.0
- against Bluetooth 2.0
- Maximum Storage Capacity
- 4 GB
- against 32 MB
Specification comparison
Battery
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 600 mAh | 1,400 mAh Best value |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | — |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 4 h | 18 h Best value |
| Standby time | 200 h | 280 h Best value |
| Music playback time | — | — |
Design
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Body Colors | Black, White, Blue, Green, Purple, Red, Magenta | Black, White, Red, Blue, Yellow |
| Body Thickness | 14.5 mm | 10.7 mm Best value |
| Body Width | 45 mm | 64.6 mm |
| Body Height | 106 mm | 121 mm |
| Weight | 73 g Best value | 110 g |
| Usable Surface | 21.4 % | 58.3 % Best value |
| Body Materials | — | — |
| Resistance Features | — | — |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | 10.7 mm |
| QWERTY keyboard | — | — |
Performance
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Processor Model | — | MediaTek MT6572M |
| Processor Process Size | — | 28 nm |
| Graphics GPU | — | Mali-400 |
| Storage Type | — | — |
| Maximum CPU Clock | — | 1 GHz |
| Maximum Storage Capacity | 32 MB | 4 GB Best value |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | — | Dual-core 1.0 GHz Cortex-A7 |
| Processor Type | — | Dual-Core |
| 64-Bit Processor | — | — |
| RAM Capacity | 32 MB | 512 MB Best value |
| RAM Type | — | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Display Aspect Ratio | 4:5 | 5:3 |
| Peak Display Brightness | — | — |
| Display Technology | TFT LCD | TFT LCD |
| Display Diagonal | 1.8″ | 4″ Best value |
| Display Horizontal Resolution | 128 px | 480 px Best value |
| Display Vertical Resolution | 160 px | 800 px Best value |
| Display Pixel Density | 114 ppi | 233 ppi Best value |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | — | — |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | 256K colors | 256K colors |
Sensor
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Sensor Features | — | Accelerometer |
Software
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Operating System | — | Android 4.4 |
| OS Family | — | Android |
| OS Version | — | 4 |
| OS Update Support | — | — |
| Direct OS Updates | — | — |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | No | — |
Connectivity
| Specification | C21A | Andy 4E2I |
|---|---|---|
| SIM Configurations | Dual Mini-SIM | Dual Mini-SIM + Micro-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B900, 3G UMTS 2100 |
| Cellular Technologies | GSM, GPRS | GSM, HSPA Best value |
| Wi-Fi Standards | — | Wi-Fi 802.11a/b/g/n |
| Wi-Fi Features | — | Wi-Fi Hotspot |
| Bluetooth Version | Bluetooth 2.0 | Bluetooth 4.0 Best value |
| Bluetooth Profiles | — | A2DP |
| Navigation Systems | — | GPS |
| Connectivity Features | FM Radio, microUSB | 3.5 mm Audio Jack, FM Radio, microUSB |
| USB Version | microUSB | microUSB |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | SMS, Instant messaging | — |
Audio
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Microphone Count | — | — |
| Audio Features | Loudspeaker | A2DP, Loudspeaker |
| Alert types | — | — |
Technical
| Specification | C21A | Andy 4E2I |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | C21A | Andy 4E2I |
|---|---|---|
| Built-in functions | Video player, Audio/video player, Organizer | — |
