Koolnee Koolnee Rainbow
$0
Overview
Koolnee Koolnee Rainbow is a budget Android smartphone released in 2018 with a 5-inch LCD IPS, MT6580 Quad-Core chipset, 8 main camera, and 2400 mAh battery.
Priced at $0, it targets users seeking budget performance.
Specifications of Koolnee Koolnee Rainbow
The display of Koolnee Koolnee Rainbow measures 5 inches with LCD IPS technology. Peak brightness reaches 350 nits for excellent outdoor visibility. The screen renders at 720 x 1280 px resolution.
The camera system of Koolnee Koolnee Rainbow features 1 rear cameras: 8 main. Video recording supports up to 720p.
The battery of Koolnee Koolnee Rainbow has 2400mAh capacity with 5 wired charging. A full charge takes approximately 240 min minutes.
The performance of Koolnee Koolnee Rainbow is powered by the MT6580 Quad-Core chipset with ARM Mali-400 MP1 GPU. AnTuTu benchmark achieves 21866.
The memory of Koolnee Koolnee Rainbow offers 1GB RAM with 4GB storage options. RAM uses DDR3 technology. Storage is 8 GB.
The connectivity of Koolnee Koolnee Rainbow includes 5G support, Wi-Fi Wi-Fi 802.11 b/g/n, hotspot, and Bluetooth 4.0.
The build of Koolnee Koolnee Rainbow weighs 150g with Plastic frame and Plastic back. Dimensions measure 140 x 69.8 x 8.5 mm.
The software of Koolnee Koolnee Rainbow runs Android 4.2 (Jelly Bean).
Compare Koolnee Koolnee Rainbow
Frequently Asked Questions about Koolnee Koolnee Rainbow
Koolnee Koolnee Rainbow has a 8 camera suitable for casual photography. For professional photography, consider phones with higher-resolution sensors.
Koolnee Koolnee Rainbow with MT6580 Quad-Core can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.
Yes, Koolnee Koolnee Rainbow supports 5G connectivity with both Sub-6GHz and mmWave bands for maximum network compatibility and fastest speeds. It works with major 5G carriers globally.
Koolnee Koolnee Rainbow has a 2400mAh battery. Battery life varies based on usage patterns.
Koolnee Koolnee Rainbow at $0 is a budget device. It's worth buying if you prioritize affordability over premium features.
Koolnee Koolnee Rainbow supports 5 wired charging with full charge in approximately 240 min minutes.
Koolnee Koolnee Rainbow is available in 4GB storage options. Storage is not expandable, so choose your capacity based on your needs.
Koolnee Koolnee Rainbow has a 5-inch LCD IPS with 60Hz refresh rate and 350 nits peak brightness. HDR support includes No.
Koolnee Koolnee Rainbow in Category Rankings
See how Koolnee Koolnee Rainbow ranks in these categories:
Verdict
The Koolnee Koolnee Rainbow 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
5"
Main Camera
8
Chipset
MT6580 Quad-Core
Full Specifications
Network
| Technology | GSM / HSPA |
| 2G Bands | GSM / |
| 3G Bands | HSDPA 2100 |
| 4G LTE Bands | N/A |
| 5G Sub-6 Bands | [] |
| 5G mmWave Bands | [] |
| Speed | N/A |
| Carrier Aggregation | |
| SIM | Mini-SIM |
| Dual SIM Mode | Dual SIM |
| eSIM Support | |
| VoLTE Support | N/A |
| VoWiFi | N/A |
| NR CA Support |
Launch
| Announced | 2018 |
| Status | Discontinued |
| Availability | N/A |
| Model Variants | N/A |
| Launch Price | N/A |
Body & Design
| Dimensions (mm) | 140 x 69.8 x 8.5 mm |
| Weight (g) | 150 |
| Build Materials | Plastic |
| Frame | Plastic |
| Back Finish | Plastic |
| Colors | ["Black", "White"] |
| 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 | N/A |
| Notification/Alert | |
| Haptics | Basic |
Display
| Panel Type | LCD IPS |
| Size (inches) | 5 |
| Resolution (px) | 720 x 1280 px |
| Aspect Ratio | 9:16 |
| Pixel Density (ppi) | 294 |
| Screen-to-body Ratio (%) | 70 |
| Refresh Rate (Hz) | 60 |
| Adaptive Refresh Rate | |
| Touch Sampling Rate (Hz) | 120 |
| Peak Brightness (nits) | 350 |
| HDR Standards | |
| Color Gamut | sRGB |
| Color Depth | 24 |
| 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 4.2 (Jelly Bean) |
| Update Policy | N/A |
| Chipset | MT6580 Quad-Core |
| CPU | Quad-Core 1.5 GHz Cortex A7 |
| GPU | ARM Mali-400 MP1 |
| NPU/AI TOPs | N/A |
| ISP Features | Basic |
| Modem | mt6580 |
| Wi-Fi/Bluetooth Chip | N/A |
| Throttling Behavior | N/A |
| Geekbench Single-Core | N/A |
| Geekbench Multi-Core | N/A |
| AnTuTu Score | 21866 |
| 3DMark Scores | N/A |
Memory & Storage
| RAM | 1GB |
| RAM Type | DDR3 |
| Storage | 4GB |
| Storage Type | 8 GB |
| Storage Speed | emmc-5.1 |
| Expandable Storage | microSDHC (dedicated slot) |
| Slot Type | microSD |
| USB OTG | |
| Filesystem Encryption | basic |
Main Camera System
| Rear Cameras | 1 |
| Main Sensor | 8 |
| Main Sensor Size | 1.12 |
| Main Sensor Model | N/A |
| Main Lens | f/2.2, 28mm |
| OIS | |
| Autofocus | AF |
| 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 | h264 |
| Slow Motion | |
| Video Stabilization | |
| Night Mode Features | basic |
| RAW/Pro Controls | N/A |
Selfie Camera
| Resolution | 4.9 |
| Sensor Size | 1.0 |
| Aperture | f/2.4 |
| AF/OIS | |
| Secondary Front Cam | |
| Front Flash | |
| Video | 720p |
| HDR/Dolby Vision | N/A |
| Face Unlock | basic |
Audio
| Loudspeakers | |
| 3.5mm Jack | |
| Hi-Res Audio | |
| Spatial Audio / Dolby Atmos | |
| Microphones | 1 |
| Bluetooth Codecs | aac |
| DAC/Amp | N/A |
Connectivity
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot |
| Wi-Fi Features | Wi-Fi 802.11 b/g/n, hotspot |
| Bluetooth | 4.0 |
| NFC | |
| IR Blaster | |
| UWB | N/A |
| Positioning | GPS |
| Dual-Band GNSS | |
| FM Radio | |
| USB | N/A |
| 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 | N/A |
| Satellite SOS |
Battery & Charging
| Capacity (mAh) | 2400 |
| Type | Li-Polymer |
| Removable | |
| Endurance Rating | N/A |
| Wired Charging | 5 |
| 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 4.2 (Jelly Bean) |
| Update Window | N/A |
| UI Skin / Launcher | N/A |
| 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!