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Karbonn on 14/06/2021 launched the X21 which is a budget android smartphone in India priced at Rs.4,999 & these are my honest thoughts about it.
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1. Performance [8.1/10]
Device comes with Unisoc SC9863 28nm SOC & runs Android 10 Go OS with Karbonn's interface on top. The overall performance should be great as it features,
- 4 ARM-Cortex A55 CPU clocked at 1.6 Ghz & 4 ARM-Cortex A55 CPU clocked at 1.2 Ghz with IMG8322 GPU.
- 2GB RAM & 32GB eMMC 5.1 Storage.
2. Form Factor [8.2/10]
- Dimensions: 147.5 x 71.8 x 9.35 mm & Weight: 160 gms.
- Build: Corning Gorilla Glass front, Plastic back & frame.
3. Features [8.1/10]
The device comes with great features which includes,
- Important sensors: comes with basic sensors such as proximity, accelerometer & light sensors.
- Connectivity options: Single-Band WiFi (802.11 b/g/n), Bluetooth 4.2, Micro USB 2.0 port, GPS (A-GPS, GLONASS & Beidou), Dual SIM (dual nano SIM, dual 4G, VoLTE, VoWiFi) & Dedicated Micro SD card slot.
- Audio features: Single speaker & 3.5mm headphone jack
4. Display [8/10]
Device comes with 5.45 inch display which should offer pretty great quality as it features,
- IPS LCD 60Hz refresh rate panel with HD+ [1440 X 720 pixels] resolution.
- Very good 295 ppi sharpness & 18:9 aspect ratio.
5. Camera [7.5/10]
Device comes with  rear cameras with LED flash &  front camera with LED flash. The overall camera quality [image & video] should be pretty great [8/10] in day & pretty good [6.6/10] in night as it features [camera features 0.2],
- Main: 8MP with AF.
- Video recording options include FHD [1080p@30fps]. It features Portrait mode, Night mode & more
- Front: 5MP.
- Video recording options include FHD [1080p@30fps].
6. Battery [7.5/10]
Device comes with Li-Po 3000 mAh battery which does not supports fast charging but features reverse charging. The battery life should be very good as it features,
- Bigger battery size.
- 28nm fabrication of the SOC.
Battery Life Stats
SOT [Screen on Time]: Upto 5:30 hrs average.
Battery Life: Upto 1.5 days average.
7. Box Contents: Karbonn X21 [Device itself], Adapter, USB cable, Guides / Paper work & SIM tool.
8. Price, Variants, Colors & Availability
2 Price: Rs.4,999
2 Variants: 2+32GB
2 Colors: Aqua Green & Midnight Blue.
Availability: Available from 14/06/2021 via,
Flipkart: Shop Now
9. Pros, Cons, GadgetGuruBN Product Rating & VFM Rating
|+ Great performance||- Battery life could be better|
|+ Great form factor||- Camera quality could be slightly better|
|+ Pretty great features||- Display quality could be slightly better|
|+ Pretty great display|
|+ Very good camera|
|+ Very good battery life|
1. Product Rating: 7.91/10.
2. VFM Rating: 7.5/10.
3. GadgetGuruBN Rating: 7.70/10.
10. Final Words
Summing up my thoughts the Karbonn X21 is a pretty great smartphone at a very good price, Also do let me know your thoughts in the comments below.
11. Why you should buy this smartphone?
If you are looking for a great smartphone that offers great performance & features in the 5K budget than this smartphone might be the best option for you.