Detailed comparison and review of Xiaomi POCO X3 NFC and Nokia G21. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 165.3 mm | 164.6 mm | Xiaomi POCO X3 NFC has greater height than Nokia G21. |
| Width | 76.8 mm | 75.9 mm | Xiaomi POCO X3 NFC has greater width than Nokia G21. |
| Depth | 9.4 mm | 8.5 mm | Nokia G21 is narrower than Xiaomi POCO X3 NFC. |
| Weight | 215 g | 190 g | Nokia G21 is lighter than Xiaomi POCO X3 NFC. |
| Body Colour | Cobalt blue | Shadow grey | Nordic blue | Dusk | |
| Body Material | - | Polycarbonate | |
| Protection | Splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | IP53 | - | |
| SAR Value | 0.558 W/kg (head), 0.986 W/kg (body), 1.997 W/kg (limb) | 1.048 W/kg (body), 0.339 W/kg (head) | |
| Integrated Components | - | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Screen Size (Display Size) | 6.67" | 6.5" | Xiaomi POCO X3 NFC has larger screen size than Nokia G21. |
|---|---|---|---|
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1600 x 720 pixels | Xiaomi POCO X3 NFC has better screen resolution than Nokia G21. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 395 ppi | - | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Contrast Ratio | 1500:1 | - | |
| HDR | Yes | - | Xiaomi POCO X3 NFC has HDR. |
| HDR Technology | HDR10 | - | |
| Display Refresh Rate | 120 Hz | 90 Hz | Xiaomi POCO X3 NFC has better refresh rate than Nokia G21. |
| Touch Sampling Rate | 240 Hz | 180 Hz | |
| Display Features | Dark mode, Dot Display | V-notch display, High brightness mode | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 732G | Unisoc | |
|---|---|---|---|
| Processor Number | - | T606 | |
| Clock Speed | 2.3 GHz | 1.6 GHz | Xiaomi POCO X3 NFC has higher clock speed than Nokia G21. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi POCO X3 NFC has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 618 | - |
| MEMORY | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 4 GB | Xiaomi POCO X3 NFC has more RAM than Nokia G21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 64 GB | Both phones have the same internal memory capacity. |
| Memory Interface | UFS 2.1 | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 64 Megapixel | 50 Megapixel | Xiaomi POCO X3 NFC has better camera resolution than Nokia G21. |
| Sensor Size | 1/1.73" | 1/2.76" | Nokia G21 has better camera sensor size than Xiaomi POCO X3 NFC. |
| Sensor Type | - | CMOS | |
| Sensor Name | Sony Exmor RS IMX682 sensor | - | |
| Lens Aperture | F/1.89 | F/1.8 | Nokia G21 has better lens aperture than Xiaomi POCO X3 NFC. |
| Lens Construction | - | 5-element | |
| Pixel Size | 1.6 μm | 0.64 μm | Xiaomi POCO X3 NFC has larger camera pixel size than Nokia G21. |
| Focus Adjustment | Automatic | - | |
| Special Effects | Kaleidoscope | - | |
| Camera Modes | Pro mode, night mode, SteadyShot, AI portrait mode, AI Beautify, Pro Video mode, Macro video, Movie frame, photo filters, AI SkyScaping 3.0, AI photo clones, Timed burst, Document mode 2.0 | - | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 960 fps | - | |
| Camera Features (Functions) | 4-in-1 Super Pixel, AI scene detection, AI Quad camera, Support LOG format, 6 long exposure modes, AI dynamic studio | AI imaging technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 13 Megapixel | 2 Megapixel | Xiaomi POCO X3 NFC has better second camera resolution than Nokia G21. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Field of View (2nd Camera) | 119 degree(s) | - | |
| Camera Functions (2nd Camera) | - | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | - | |
| Pixel Size (3rd Camera) | 1.75 μm | - | |
| Camera Functions (3rd Camera) | Macro camera | Depth camera | |
| Camera Features (3rd Camera) | FF (4cm) | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Pixel Size (4th Camera) | 1.75 μm | - | |
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 8 Megapixel | Xiaomi POCO X3 NFC has better front camera resolution than Nokia G21. |
| Lens Aperture (Front) | F/2.2 | - | |
| Pixel Size (Front) | 1.6 μm | - | |
| Special Effects (Front) | HDR | - | |
| Camera Modes (Front) | Selfie panorama, portrait mode, AI Beautify, Short video mode | - | |
| Light Source (Front) | Display flash | - | |
| Camera Features (Front) | Self-timer, 4-in-1 Super Pixel technology, AI scene detection, AI studio lighting, Palm shutter, full screen frame, Short video filter | - |
| BATTERY AND CHARGING | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Battery Capacity (Battery Size) | 5160 mAh | 5050 mAh | Xiaomi POCO X3 NFC has larger battery capacity than Nokia G21. |
|---|---|---|---|
| Run Time Details | Playback (video): up to 17 hrs Gaming: up to 10 hrs Playback (Music): up to 153 hrs |
Mixed usage: up to 72 hrs |
| CELLULAR | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Technology | WCDMA (UMTS) / GSM | - | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 10 | Android 11 | |
| User Interface | POCO Launcher 2.0 (MIUI12) | - | |
| Intelligent Assistant | - | Google Assistant | |
| Payment Technology | Google Pay | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, Galileo |
| COMMUNICATIONS | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | LTE | |
|---|---|---|---|
| 2G Band | - | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | Wi-Fi | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.1 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), M4A, DSF, AWB | - | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - | |
| Sound Enhancements | Hi-Res audio | OZO spatial sound recording |
| FEATURES | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, proximity sensor | |
| Security Devices | Face recognition, fingerprint reader (side) | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Infrared remote control, MIMO technology, AI face unlock, Google Lens, linear motor, Qualcomm 4th generation AI Engine, LiquidCool Technology 1.0 Plus, GAME Turbo 3.0 | Dual microphones, Fast Charging, Google Assistant Button, 3 years of Security Updates, 2 years of OS upgrades, guaranteed upgrade to Android 12 |
| OTHERS | Xiaomi POCO X3 NFC | Nokia G21 |
|---|
| Included Accessories | SIM card removal tool, USB-C cable, 33W charger, anti-bacterial case, anti-bacterial screen protector | USB-C cable, screen protector (pre-applied), 10W charger | |
|---|---|---|---|
| Compliant Standards | IP53, TUV Rheinland Low Blue Light Certification | - |
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