In depth comparison and review of Huawei GR3 and Nokia G21. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Huawei GR3 | Nokia G21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 143.5 mm | 164.6 mm | Nokia G21 has greater height than Huawei GR3. |
| Width | 71 mm | 75.9 mm | Nokia G21 has greater width than Huawei GR3. |
| Depth | 7.6 mm | 8.5 mm | Huawei GR3 is narrower than Huawei GR3. |
| Weight | 135 g | 190 g | Huawei GR3 is lighter than Huawei GR3. |
| Body Colour | Grey | Silver | Nordic blue | Dusk | |
| Body Material | Aluminium alloy | Polycarbonate | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.048 W/kg (body), 0.339 W/kg (head) | |
| Integrated Components | - | FM radio | |
| Connector Type | USB | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | - | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | Huawei GR3 | Nokia G21 |
|---|
| Screen Size (Display Size) | 5" | 6.5" | Nokia G21 has larger screen size than Huawei GR3. |
|---|---|---|---|
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | Nokia G21 has better screen resolution than Huawei GR3. |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | - | V-notch display, High brightness mode |
| PROCESSOR | Huawei GR3 | Nokia G21 |
|---|
| Processor Type (CPU) | MediaTek Cortex-A53 | Unisoc | |
|---|---|---|---|
| Processor Number | - | T606 | |
| Clock Speed | 1.5 GHz | 1.6 GHz | Nokia G21 has higher clock speed than Huawei GR3. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Huawei GR3 has 64-bit architecture. |
| MEMORY | Huawei GR3 | Nokia G21 |
|---|
| RAM | 2 GB | 4 GB | Nokia G21 has more RAM than Huawei GR3. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Nokia G21 has more internal memory than Huawei GR3. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | Huawei GR3 | Nokia G21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 50 Megapixel | Nokia G21 has better camera resolution than Huawei GR3. |
| Sensor Size | - | 1/2.76" | |
| Sensor Type | - | CMOS | |
| Lens Aperture | - | F/1.8 | |
| Lens Construction | - | 5-element | |
| Pixel Size | - | 0.64 μm | |
| Focus Adjustment | Automatic | - | |
| Camera Modes | Ultra-fast Snapshot | - | |
| Light Source | LED light | LED flash | |
| Camera Features (Functions) | - | AI imaging technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Camera Functions (2nd Camera) | - | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Camera Functions (3rd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | Nokia G21 has better front camera resolution than Huawei GR3. |
| Focus Adjustment | Focus free | - |
| BATTERY AND CHARGING | Huawei GR3 | Nokia G21 |
|---|
| Battery Capacity (Battery Size) | 2200 mAh | 5050 mAh | Nokia G21 has larger battery capacity than Huawei GR3. |
|---|---|---|---|
| Run Time Details | - | Mixed usage: up to 72 hrs | |
| Battery Technology | Lithium polymer | - |
| CELLULAR | Huawei GR3 | Nokia G21 |
|---|
| Technology | WCDMA (UMTS) / GSM | - | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.1 (Lollipop) | Android 11 | |
| User Interface | HUAWEI Emotion UI 3.1 Lite | - | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS | GPS, A-GPS, GLONASS, Galileo |
| COMMUNICATIONS | Huawei GR3 | Nokia G21 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 850, 900 | |
| 4G LTE Band | - | 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 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| NFC | - | Yes | Nokia G21 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Huawei GR3 | Nokia G21 |
|---|
| Supported Digital Audio Standards | WAV, AAC, MPEG 2 Audio, Ogg Vorbis, AMR, MP3, ADPCM, FLAC, AAC +, OGG, MIDI, APE (Monkey's Audio) | - | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, H.264, H.263 | - | |
| Sound Enhancements | - | OZO spatial sound recording |
| FEATURES | Huawei GR3 | Nokia G21 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, G-sensor | Accelerometer, ambient light sensor, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | - | Dual microphones, Fast Charging, Google Assistant Button, 3 years of Security Updates, 2 years of OS upgrades, guaranteed upgrade to Android 12 |
| OTHERS | Huawei GR3 | Nokia G21 |
|---|
| Included Accessories | Headset, USB cable, power adapter | USB-C cable, screen protector (pre-applied), 10W charger |
|---|
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