83% SPEC SCORE
$71
The Karbonn X21 comes with Android 10, ensuring enhanced functionality and smooth multitasking. It features a pocket-sized 5.45-inches HD+ display, perfect for... Read More
Karbonn X21 Key Features
Display
5.45 inches (1440x720 pixels) HD
Camera
8 MP (Single Camera)
5 MP Selfie 1080P Video
Hardware
Unisoc SC9863
OS
Android 10
Ram & Storage
2GB + 32GB
Battery
3000mAh
Data Updated on: 01 Jun, 2026
Karbonn X21 Price and Full Specifications
Display
| Screen Size | 5.45 inches |
| Display Type | IPS LCD |
| Aspect Ratio | 18:9 |
| PPI | 295 ppi |
Performance
| Processor (SoC) | Unisoc SC9863 |
| CPU | 1.6 GHz |
| CPU cores | Quad-core |
Storage
| Memory | 2GB + 32GB |
Camera
REAR CAMERA | |
| Type | Single camera |
| Primary | 8 MP, AF |
| Features | Panorama, Burst Mode, Time Lapse, Face Beauty, Night Mode |
| Video Recording | 1080p |
| Autofocus | Yes |
| OIS | No |
FRONT CAMERA | |
| Primary | 5 MP |
Battery
| Battery Capacity | 3000mAh |
| Charging |
Sound
| Loudspeaker | Yes |
| Sound Jack | 3.5 |
Software & OS
| Operating System | Android 10 |
Design
| Dimensions | 71.8 x 147.5 x 9.35 mm (2.83 x 5.81 x 0.37 in) |
| Weight | 160g |
Network
| Technology | GSM / HSPA / LTE |
| 4G bands | LTE |
| Speed | HSPA / LTE |
Connectivity
| WLAN | Yes |
| Bluetooth | v4.2 |
| Positioning | GPS |
| NFC | Yes |
| Radio | No |
| Infrared-port | No |
| USB Version | microUSB |
Additional Info
PRICING | |
| 2GB + 32GB | $71 |
Disclaimer: Information here may not be 100% accurate; please verify specs and prices on the retailer's website before buying. This page contains affiliate links. We may earn a commission if you make a purchase through them, at no extra cost to you. Thanks for your support!
Karbonn X21 Comparisons
Karbonn X21
$71
83% SPEC SCORE
5.45 inches (13.84 cm)
N/A
8 MP (Single)
5 MP (Single)
Unisoc
SC9863
Android 10
N/A
3000 mAh
N/A
2 GB RAM
32 GB Storage
Jio Phone 3 5G
$71
94% SPEC SCORE
5.5 inches (13.97 cm)
90Hz Display
200+32+12 MP (Triple)
32 MP (Single)
MediaTek
Dimensity 1200
Android
N/A
6000 mAh
1W Fast Charging
4 GB RAM
64 GB Storage
Oppo A6x 4G
$94
92% SPEC SCORE
6.75 inches (17.14 cm)
120Hz Display
13 MP (Single)
5 MP (Single)
Qualcomm
SM6225 Snapdragon 685
Android 15
ColorOS 15
6500 mAh
Wired
4 GB RAM
64 GB Storage
Samsung Galaxy M07
$75
94% SPEC SCORE
6.7 inches (17.02 cm)
90Hz Display
50 MP (Dual)
8 MP (Single)
MediaTek
Helio G99
Android 16
One UI 7
5000 mAh
25W Wired
4 GB RAM
64 GB Storage
Samsung Galaxy M05
$77
92% SPEC SCORE
6.5 inches (16.51 cm)
90Hz Display
50+2 MP (Dual)
8 MP (Single)
MediaTek
Helio G85
Android 14
One UI Core 6.0
5000 mAh
18W Fast Charging
4 GB RAM
64 GB Storage
Samsung Galaxy F07
$90
92% SPEC SCORE
6.7 inches (17.02 cm)
90Hz Display
50+2 MP (Dual)
8 MP (Single)
MediaTek
Helio G99
Android 15
One UI 7
5000 mAh
25w wired
4 GB RAM
64 GB Storage
alcatel A62
$80
88% SPEC SCORE
6.8 inches (17.27 cm)
90Hz Display
13 MP (Single)
5 MP (Single)
Unisoc
T7200
Android 15
N/A
5010 mAh
10W wired
4 GB RAM
64 GB Storage
itel A90 Limited
$69
89% SPEC SCORE
6.6 inches (16.76 cm)
90Hz Display
13 MP (Single)
5 MP (Single)
Unisoc
T7100
Android
N/A
5000 mAh
15W Wired
4 GB RAM
64 GB Storage
itel A100 Pro
$92
83% SPEC SCORE
6.56 inches (16.66 cm)
90Hz Display
8 MP (Single)
5 MP (Single)
Unisoc
T7100
Android 15
itel OS 15
5000 mAh
10W wired
3 GB RAM
64 GB Storage
itel S16 Pro
$83
80% SPEC SCORE
6.6 inches (16.76 cm)
60Hz Display
8+2+0.3 MP (Triple)
8 MP (Single)
Spreadtrum
UniSoC SC9863A
Android 10
N/A
4000 mAh
N/A
2 GB RAM
32 GB Storage
Gionee F9
$73
87% SPEC SCORE
5.71 inches (14.50 cm)
N/A
13 MP (Single)
8 MP (Single)
N/A
N/A
Android 9
N/A
3520 mAh
N/A
3 GB RAM
32 GB Storage
Gionee F11
$83
85% SPEC SCORE
6.1 inches (15.49 cm)
N/A
13 MP (Single)
5 MP (Single)
N/A
N/A
Android 10
N/A
5000 mAh
N/A
3 GB RAM
32 GB Storage
itel P36
$77
80% SPEC SCORE
6.5 inches (16.51 cm)
N/A
8+0.3 MP (Dual)
8 MP (Single)
Unisoc
Spreadtrum SC7731E
Android 9
N/A
5000 mAh
N/A
1 GB RAM
16 GB Storage
Gionee F8 Neo
$65
84% SPEC SCORE
5.4 inches (13.72 cm)
N/A
8 MP (Single)
5 MP (Single)
Unisoc
Spreadtrum SC9863A
Android 10
N/A
3000 mAh
N/A
2 GB RAM
32 GB Storage
itel S16
$71
81% SPEC SCORE
6.5 inches (16.51 cm)
N/A
8+2+0.3 MP (Triple)
8 MP (Single)
Unisoc
SC7731E
Android 10
N/A
4000 mAh
N/A
1 GB RAM
16 GB Storage
Karbonn Titanium Jumbo 2
$63
82% SPEC SCORE
5.5 inches (13.97 cm)
N/A
13 MP (Single)
8 MP (Single)
N/A
N/A
Android 7
N/A
4000 mAh
N/A
2 GB RAM
16 GB Storage
Karbonn Titanium Jumbo
$67
85% SPEC SCORE
5 inches (12.70 cm)
N/A
13 MP (Single)
8 MP (Single)
N/A
N/A
Android 7
N/A
4000 mAh
N/A
2 GB RAM
16 GB Storage
itel A56
$65
81% SPEC SCORE
6 inches (15.24 cm)
N/A
8 MP (Single)
5 MP (Single)
MediaTek
Dimensity 700
Android 9
N/A
4000 mAh
N/A
1 GB RAM
16 GB Storage
Karbonn Aura Note Play 4G
$70
82% SPEC SCORE
6 inches (15.24 cm)
N/A
8 MP (Single)
5 MP (Single)
N/A
N/A
Android 7
N/A
3300 mAh
N/A
2 GB RAM
16 GB Storage
Karbonn Aura Storm
$71
77% SPEC SCORE
5 inches (12.70 cm)
N/A
8 MP (Single)
5 MP (Single)
N/A
N/A
Android 7
N/A
4000 mAh
N/A
2 GB RAM
16 GB Storage
itel A36
$59
76% SPEC SCORE
5.5 inches (13.97 cm)
N/A
5 MP (Single)
5 MP (Single)
Unisoc
T606
Android 9
N/A
3020 mAh
N/A
1 GB RAM
16 GB Storage
HOTWAV H1 Smartphone
$69
71% SPEC SCORE
6.26 inches (15.90 cm)
N/A
8+2 MP (Dual)
5 MP (Single)
MediaTek
MT6580
Android 11
N/A
3150 mAh
N/A
2 GB RAM
16 GB Storage
Karbonn Fashion Eye 2.0
$77
86% SPEC SCORE
5 inches (12.70 cm)
N/A
8 MP (Single)
3.2 MP (Single)
MediaTek
Helio MT6580
Android 5.1
N/A
2000 mAh
N/A
2 GB RAM
16 GB Storage
itel A24 Pro
$71
75% SPEC SCORE
5 inches (12.70 cm)
N/A
2 MP (Single)
0.3 MP (Single)
Unisoc
SC9832E
Android 12
N/A
3020 mAh
N/A
2 GB RAM
32 GB Storage
Samsung Galaxy S24 Mini
$92
74% SPEC SCORE
3 inches (7.62 cm)
N/A
5 MP (Single)
2 MP (Single)
N/A
N/A
Android
N/A
4000 mAh
N/A
2 GB RAM
16 GB Storage
Itel Flip One
$77
61% SPEC SCORE
2.4 inches (6.10 cm)
N/A
0.08 MP (Single)
0.08 MP (Single)
MediaTek
N/A
N/A
N/A
1200 mAh
N/A
0.0078125 GB RAM
0.0078125 GB Storage
Our Latest Blog
Whenever you see a smartphone specification sheet, you will notice a number followed by the word “nits.” Brands even market their phones with 1,000, 2,500, 4,000, 4,500 nits or even more. These numbers often appear a big kind of thing, influencing customers’ decisions. But is that the right way to make a purchase based on […] The post What Are Nits in Smartphones and How Many Do You Really Need? first appeared on TechSpecs Info.
Amit Dubey
13 Jun, 2026
Random Access Memory, popular as RAM is one of the most important aspects to see when buying a phone. It helps your smartphone handle tasks smoothly. It stores the data needed by apps and the operating system while they are running so that you can switch between applications seamlessly. In simple terms, RAM helping your […] The post LPDDR5X vs LPDDR5 RAM: Should You Care? first appeared on TechSpecs Info.
Amit Dubey
12 Jun, 2026
Apple’s highly anticipated Worldwide Developers Conference (WWDC) 2026 began on June 8 at 10 a.m. PDT. The week-long virtual and hybrid event opened with the keynote presentation at Apple Park in Cupertino, California. This year, the main focus of the event was artificial intelligence. At the WWDC 2026 opening keynote, Apple introduced the new Siri […] The post WWDC 2026: Everything Apple Announced — The Complete Guide to Siri AI, iOS 27, Apple Intelligence, and More first appeared on TechSpecs Info.
Amit Dubey
10 Jun, 2026
Smartphones have become an integral part of our daily lives. Still, sometimes it becomes difficult to choose the right phone. Most times people focus on the processor, camera, battery and display and often forget to pay attention to the storage technology. Oftentimes users overlook storage technology because it sounds too technical to them. But you […] The post UFS 3.1 vs UFS 4.0 Storage: Does the Difference Show in Real Life? first appeared on TechSpecs Info.
Tech Specs
09 Jun, 2026
If you have ever checked the specifications of a smartphone, you have probably come across terms like 4nm, 5nm, 6nm or even 3nm processors. Smartphone brands often highlight these numbers during product launches. More often than not, phones with smaller number are considered best. But what does a “6nm process node” actually mean and how […] The post What Does ‘6nm Process Node’ Actually Mean for Your Phone first appeared on TechSpecs Info.
Amit Dubey
08 Jun, 2026
Welcome to our mobile phone technical specifications hub! We're dedicated to providing tech specs for smartphones, latest pricing update, and mobile phone comparisons with detailed specifications. Our mission is to simplify your smartphone decision-making process by providing all the essential information you need in one place. Let us be your trusted source for making smart mobile choices.
