Celkon A402
$40
Overview
Celkon A402 is a budget Android smartphone released in 2015 with a 4-inch TFT, Spreadtrum 7715 chipset, 3.15 main camera, and 2000 mAh battery.
Priced at $40, it targets users seeking budget performance.
Specifications of Celkon A402
The display of Celkon A402 measures 4 inches with TFT technology. Peak brightness reaches 250 nits for excellent outdoor visibility. The screen renders at 480x800 pixels resolution.
The camera system of Celkon A402 features 1 rear cameras: 3.15 main. Video recording supports up to 720p.
The battery of Celkon A402 has 2000mAh capacity with 10 wired charging. A full charge takes approximately 240 min minutes.
The performance of Celkon A402 is powered by the Spreadtrum 7715 chipset with Mali-400 GPU. Geekbench scores reach 150 single-core and 300 multi-core. AnTuTu benchmark achieves 10000.
The memory of Celkon A402 offers 4GB RAM with 4GB storage options. RAM uses DDR3 technology. Storage is 4GB 512MB RAM.
The connectivity of Celkon A402 includes Wi-Fi Wi-Fi 802.11 b/g/n, and Bluetooth 4.0.
The build of Celkon A402 weighs 104.0g with Plastic frame and Plastic back. Dimensions measure 125.5 x 64 x 10.2 mm.
The software of Celkon A402 runs Android 4.4.2 (KitKat) with Stock Android.
Compare Celkon A402
Frequently Asked Questions about Celkon A402
Celkon A402 has a 3.15 camera suitable for casual photography. For professional photography, consider phones with higher-resolution sensors.
Celkon A402 with Spreadtrum 7715 can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.
Celkon A402 has a 2000mAh battery. Battery life varies based on usage patterns.
Celkon A402 at $40 is a budget device. It's worth buying if you prioritize affordability over premium features.
Celkon A402 supports 10 wired charging with full charge in approximately 240 min minutes.
Celkon A402 is available in 4GB storage options. Storage is not expandable, so choose your capacity based on your needs.
Celkon A402 has a 4-inch TFT with 60Hz refresh rate and 250 nits peak brightness. HDR support includes No.
Celkon A402 in Category Rankings
See how Celkon A402 ranks in these categories:
Verdict
The Celkon A402 delivers practical value for users prioritizing affordability over premium features. Pick this phone for essential smartphone functionality, if you prioritize affordability while still needing core features.
Key Specifications
Display
4"
Main Camera
3.15
Chipset
Spreadtrum 7715
Full Specifications
Network
| Technology | GSM / HSPA |
| 2G Bands | GSM / |
| 3G Bands | HSDPA 2100 |
| 4G LTE Bands | N/A |
| 5G Sub-6 Bands | N/A |
| 5G mmWave Bands | N/A |
| Speed | N/A |
| Carrier Aggregation | |
| SIM | Dual SIM (Mini-SIM) |
| Dual SIM Mode | Dual SIM |
| eSIM Support | |
| VoLTE Support | N/A |
| VoWiFi | N/A |
| NR CA Support | N/A |
Launch
| Announced | 2015 |
| Status | Discontinued |
| Availability | N/A |
| Model Variants | N/A |
| Launch Price | $70 |
Body & Design
| Dimensions (mm) | 125.5 x 64 x 10.2 mm |
| Weight (g) | 104.0 |
| Build Materials | Plastic |
| Frame | Plastic |
| Back Finish | Plastic |
| Colors | ["Midnight Blue"] |
| IP Rating | N/A |
| Rugged Certifications | N/A |
| Ingress Gaskets | N/A |
| Form Factor | Bar |
| Hinge Type | N/A |
| Folded Dimensions | N/A |
| Thermal Solution | Passive |
| Notification/Alert | |
| Haptics | Basic |
Display
| Panel Type | TFT |
| Size (inches) | 4 |
| Resolution (px) | 480x800 pixels |
| Aspect Ratio | 5:8 |
| Pixel Density (ppi) | 149 |
| Screen-to-body Ratio (%) | 56.7 |
| Refresh Rate (Hz) | 60 |
| Adaptive Refresh Rate | |
| Touch Sampling Rate (Hz) | 120 |
| Peak Brightness (nits) | 250 |
| HDR Standards | |
| Color Gamut | sRGB |
| Color Depth | 16 |
| PWM Dimming (Hz) | N/A |
| Glass Protection | N/A |
| Oleophobic Coating | N/A |
| Curvature | Flat |
| Always-on Display | |
| Display Driver IC | N/A |
| Cover Display |
Platform (SoC)
| OS at Launch | Android 4.4.2 (KitKat) |
| Update Policy | N/A |
| Chipset | Spreadtrum 7715 |
| CPU | 1.2 GHz |
| GPU | Mali-400 |
| NPU/AI TOPs | N/A |
| ISP Features | Basic |
| Modem | spreadtrum-7715 |
| Wi-Fi/Bluetooth Chip | N/A |
| Throttling Behavior | N/A |
| Geekbench Single-Core | 150 |
| Geekbench Multi-Core | 300 |
| AnTuTu Score | 10000 |
| 3DMark Scores | N/A |
Memory & Storage
| RAM | 4GB |
| RAM Type | DDR3 |
| Storage | 4GB |
| Storage Type | 4GB 512MB RAM |
| Storage Speed | emmc-4.5 |
| Expandable Storage | microSDHC |
| Slot Type | microSD |
| USB OTG | |
| Filesystem Encryption |
Main Camera System
| Rear Cameras | 1 |
| Main Sensor | 3.15 |
| Main Sensor Size | 1/5 inch |
| Main Sensor Model | N/A |
| Main Lens | f/2.2, 3.5mm |
| OIS | |
| Autofocus | Fixed Focus |
| Pixel Binning | |
| Ultrawide | N/A |
| Telephoto | N/A |
| Macro | N/A |
| Depth/ToF/LiDAR | |
| Flicker/Color Sensors | N/A |
| Flash | LED |
| Video Resolution | 720p |
| HDR/Dolby Vision Video | |
| Video Codecs | H.264 |
| Slow Motion | |
| Video Stabilization | |
| Night Mode Features | basic |
| RAW/Pro Controls | N/A |
Selfie Camera
| Resolution | 1.3 |
| Sensor Size | 1/8 inch |
| Aperture | f/2.2 |
| AF/OIS | |
| Secondary Front Cam | |
| Front Flash | |
| Video | 480p |
| HDR/Dolby Vision | N/A |
| Face Unlock |
Audio
| Loudspeakers | |
| 3.5mm Jack | |
| Hi-Res Audio | |
| Spatial Audio / Dolby Atmos | |
| Microphones | 1 |
| Bluetooth Codecs | aac |
| DAC/Amp | Basic |
Connectivity
| Wi-Fi | Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | Wi-Fi 802.11 b/g/n |
| Bluetooth | 4.0 |
| NFC | |
| IR Blaster | |
| UWB | N/A |
| Positioning | GPS |
| Dual-Band GNSS | |
| FM Radio | |
| USB | Micro-USB |
| Display Out | |
| eSIM Capacity |
Sensors
| Fingerprint Sensor | N/A |
| 3D Face ID | N/A |
| Accelerometer | |
| Gyroscope | |
| Magnetometer | |
| Proximity Sensor | |
| Ambient Light | |
| Barometer | |
| Thermo/Hygrometer | N/A |
| UV Sensor | N/A |
| Hall Sensor | |
| Color Temp Sensor | |
| Health Sensors | |
| Satellite SOS |
Battery & Charging
| Capacity (mAh) | 2000 |
| Type | Li-Ion 2000 mAh battery |
| Removable | |
| Endurance Rating | N/A |
| Wired Charging | 10 |
| Wired Standard | micro-usb |
| 0-50% Time (mins) | 120 min |
| Full Charge Time | 240 min |
| Wireless Charging | N/A |
| Wireless Standard | N/A |
| Reverse Wireless | N/A |
| Reverse Wired | |
| Charger in Box | 5w-charger |
| Battery Health Features | Basic |
Software
| OS at Launch | Android 4.4.2 (KitKat) |
| Update Window | N/A |
| UI Skin / Launcher | Stock Android |
| Feature Drops | N/A |
| App Cloning | N/A |
| Game Mode | |
| Privacy Features | Basic |
| Accessibility | Basic |
| Satellite Messaging UI |
Miscellaneous
| In-Box Contents | charger, cable, manual |
| Recycled Materials (%) | N/A |
| Repairability Score | N/A |
| Warranty | N/A |
Reviews & Ratings
186 ratings
Showing 3 of 186 reviews
Alex R.
2 weeks ago
Absolutely love the camera on this phone! The zoom is incredible and the photos are so crisp. Battery life is also a huge plus.
Ben C.
1 month ago
Great performance and beautiful display. My only complaint is that it feels a bit heavy, but you get used to it. Solid phone overall.
Chloe D.
3 months ago
The best phone I've ever owned. It's fast, the software is clean, and the build quality is top-notch. Highly recommend!