Celkon
Side-by-side technical data
Celkon A66 vs Celkon Millennia Hero
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?
Celkon A66, if you care about…
- Battery Capacity
- 2,000 mAh
- against 1,700 mAh
- Weight
- 98 g
- against 113 g
- Usable Surface
- 61.1 %
- against 56.9 %
- Display Diagonal
- 4.5″
- against 4″
Celkon Millennia Hero, if you care about…
- RAM Capacity
- 1 GB
- against 512 MB
- Maximum Storage Capacity
- 8 GB
- against 4 GB
- Display Pixel Density
- 233 ppi
- against 218 ppi
- OS Version
- 5.1
- against 4.1
Specification comparison
Battery
| Specification | A66 | Millennia Hero |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 2,000 mAh Best value | 1,700 mAh |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | — |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 5 h | — |
| Standby time | 160 h | — |
| Music playback time | — | — |
Design
| Specification | A66 | Millennia Hero |
|---|---|---|
| Body Colors | White, Black | Black, White, Gold, Silver |
| Body Thickness | 11 mm | 11 mm |
| Body Width | 67.2 mm | 64 mm |
| Body Height | 136 mm | 125 mm |
| Weight | 98 g Best value | 113 g |
| Usable Surface | 61.1 % Best value | 56.9 % |
| 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 | A66 | Millennia Hero |
|---|---|---|
| Processor Model | — | — |
| Processor Process Size | — | — |
| Graphics GPU | — | — |
| Storage Type | — | — |
| Maximum CPU Clock | 1.2 GHz | 1.2 GHz |
| Maximum Storage Capacity | 4 GB | 8 GB Best value |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | Dual-core 1.2 GHz | Quad-core 1.2 GHz |
| Processor Type | Dual-Core | Quad-Core |
| 64-Bit Processor | — | — |
| RAM Capacity | 512 MB | 1 GB Best value |
| RAM Type | — | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | A66 | Millennia Hero |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | A66 | Millennia Hero |
|---|---|---|
| Display Aspect Ratio | 16:9 | 5:3 |
| Peak Display Brightness | — | — |
| Display Technology | TFT LCD | TFT LCD |
| Display Diagonal | 4.5″ Best value | 4″ |
| Display Horizontal Resolution | 480 px | 480 px |
| Display Vertical Resolution | 854 px Best value | 800 px |
| Display Pixel Density | 218 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 |
Sensor
| Specification | A66 | Millennia Hero |
|---|---|---|
| Sensor Features | Accelerometer, Proximity Sensor | Accelerometer |
Software
| Specification | A66 | Millennia Hero |
|---|---|---|
| Operating System | Android 4.1 | Android 5.1 |
| OS Family | Android | Android |
| OS Version | 4.1 | 5.1 Best value |
| OS Update Support | — | — |
| Direct OS Updates | — | — |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | A66 | Millennia Hero |
|---|---|---|
| SIM Configurations | Dual SIM | Dual SIM |
| Cellular Bands | 2G GSM 900, 2G GSM 1800 | 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 | — |
| Bluetooth Version | Bluetooth 2.0 | Bluetooth 2.0 |
| Bluetooth Profiles | — | — |
| Navigation Systems | GPS | A-GPS |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB | 3.5 mm Audio Jack, FM Radio |
| USB Version | microUSB | microUSB |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | 0.38 W/kg | 0.34 W/kg Best value |
| SAR (EU) body | 0.47 W/kg Best value | 0.76 W/kg |
| Messaging | — | — |
Audio
| Specification | A66 | Millennia Hero |
|---|---|---|
| Microphone Count | — | — |
| Audio Features | Loudspeaker | Loudspeaker |
| Alert types | — | — |
Technical
| Specification | A66 | Millennia Hero |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | A66 | Millennia Hero |
|---|---|---|
| Built-in functions | — | — |
