Karbonn
Side-by-side technical data
Karbonn A3 vs Karbonn Smart A12 Star
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?
Karbonn A3, if you care about…
- Weight
- 90 g
- against 130 g
- Usable Surface
- 69.1 %
- against 57.1 %
Karbonn Smart A12 Star, if you care about…
- RAM Capacity
- 512 MB
- against 256 MB
- Display Technology
- IPS LCD
- against TFT LCD
- Maximum Storage Capacity
- 4 GB
- against 512 MB
- Display Pixel Density
- 233 ppi
- against 144 ppi
Specification comparison
Battery
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 1,400 mAh | 1,400 mAh |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | — |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 4.3333 h | — |
| Standby time | 250 h | 300 h Best value |
| Music playback time | — | — |
Design
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Body Colors | White, Black | Black |
| Body Thickness | 13.5 mm | 10.1 mm Best value |
| Body Width | 61 mm | 64.2 mm |
| Body Height | 113 mm | 124.2 mm |
| Weight | 90 g Best value | 130 g |
| Usable Surface | 69.1 % Best value | 57.1 % |
| Body Materials | — | — |
| Resistance Features | — | — |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | — |
| QWERTY keyboard | — | — |
Performance
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Processor Model | — | — |
| Processor Process Size | — | — |
| Graphics GPU | — | — |
| Storage Type | — | — |
| Maximum CPU Clock | 1 GHz | 1.2 GHz Best value |
| Maximum Storage Capacity | 512 MB | 4 GB Best value |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | 1.0 GHz | Dual-core 1.2 GHz |
| Processor Type | — | Dual-Core |
| 64-Bit Processor | — | — |
| RAM Capacity | 256 MB | 512 MB Best value |
| RAM Type | — | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Display Aspect Ratio | 3:2 | 5:3 |
| Peak Display Brightness | — | — |
| Display Technology | TFT LCD | IPS LCD Best value |
| Display Diagonal | 4″ | 4″ |
| Display Horizontal Resolution | 320 px | 480 px Best value |
| Display Vertical Resolution | 480 px | 800 px Best value |
| Display Pixel Density | 144 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 | — | — |
Sensor
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Sensor Features | Accelerometer | Accelerometer, Proximity Sensor |
Software
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Operating System | Android 2.3 | Android 4.4 |
| OS Family | Android | Android |
| OS Version | 2.3 | 4 Best value |
| OS Update Support | — | — |
| Direct OS Updates | — | — |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | A3 | Smart A12 Star |
|---|---|---|
| SIM Configurations | Dual Mini-SIM | Dual Micro-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 850, 2G GSM 1900 | 2G GSM 900, 2G GSM 1800, 3G UMTS 2100 |
| Cellular Technologies | GSM, GPRS, EDGE | GSM, HSPA Best value |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | Wi-Fi Hotspot | Wi-Fi Hotspot |
| Bluetooth Version | — | Bluetooth 2.0 |
| Bluetooth Profiles | — | — |
| Navigation Systems | — | GPS |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio | 3.5 mm Audio Jack, FM Radio, microUSB |
| USB Version | Proprietary | microUSB |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | 0.79 W/kg |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Microphone Count | — | — |
| Audio Features | Loudspeaker | Loudspeaker |
| Alert types | — | — |
Technical
| Specification | A3 | Smart A12 Star |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | A3 | Smart A12 Star |
|---|---|---|
| Built-in functions | — | — |
