Realme GT 7T vs Realme C21 comparison 1k5y61
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| key specs |
| Display |
6.80-inch |
6.50-inch |
| Processor |
MediaTek Dimensity 8400-Max |
MediaTek Helio G35 |
| Front Camera |
32-megapixel |
5-megapixel |
| Rear Camera |
50-megapixel + 8-megapixel |
13-megapixel + 2-megapixel + 2-megapixel |
| RAM |
8GB, 12GB |
3GB, 4GB |
| Storage |
256GB, 512GB |
32GB, 64GB |
| Battery Capacity |
7000mAh |
5000mAh |
| OS |
Android 15 |
Android 10 |
| Resolution |
1280x2800 pixels |
720x1600 pixels |
| general |
| Brand |
Realme |
Realme |
| Model |
GT 7T |
C21 |
| Release date |
May 1, 2025 |
April 8, 2021 |
| AI Enabled |
Yes |
- |
| Launched in India |
Yes |
Yes |
| Form factor |
Touchscreen |
- |
| Battery capacity (mAh) |
7000 |
5000 |
| Fast charging |
120W FlashCharge |
- |
| Colours |
IceSense Black, IceSense Blue, Racing Yellow |
Cross Black, Cross Blue |
| Dimensions (mm) |
- |
165.20 x 76.40 x 8.90 |
| Weight (g) |
- |
190.00 |
| display |
| Refresh Rate |
120 Hz |
- |
| Resolution Standard |
FHD+ |
- |
| Screen size (inches) |
6.80 |
6.50 |
| Touchscreen |
Yes |
Yes |
| Resolution |
1280x2800 pixels |
720x1600 pixels |
| hardware |
| Processor |
octa-core |
octa-core |
| Processor make |
MediaTek Dimensity 8400-Max |
MediaTek Helio G35 |
| RAM |
8GB, 12GB |
3GB, 4GB |
| Internal storage |
256GB, 512GB |
32GB, 64GB |
| Expandable storage |
- |
Yes |
| Expandable storage type |
- |
microSD |
| Expandable storage up to (GB) |
- |
256 |
| Dedicated microSD slot |
- |
Yes |
| camera |
| Rear camera |
50-megapixel + 8-megapixel |
13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4) |
| No. of Rear Cameras |
2 |
3 |
| Rear flash |
Yes |
- |
| No. of Front Cameras |
1 |
1 |
| Pop-Up Camera |
No |
- |
| Lens Type (Second Rear Camera) |
Ultra Wide-Angle |
- |
| Front camera |
32-megapixel |
5-megapixel (f/2.2) |
| software |
| Operating system |
Android 15 |
Android 10 |
| Skin |
Realme UI 6.0 |
Realme UI |
| connectivity |
| Wi-Fi |
Yes |
Yes |
| Wi-Fi standards ed |
802.11 b/g/n/ac |
802.11 b/g/n |
| GPS |
Yes |
Yes |
| Bluetooth |
Yes, v 5.40 |
Yes, v 5.00 |
| NFC |
Yes |
- |
| USB OTG |
Yes |
- |
| USB Type-C |
Yes |
- |
| Number of SIMs |
2 |
2 |
| Active 4G on both SIM cards |
Yes |
- |
| Micro-USB |
- |
Yes |
| Headphones |
- |
3.5mm |
| sensors |
| In-Display Fingerprint Sensor |
Yes |
- |
| Proximity sensor |
Yes |
Yes |
| Accelerometer |
Yes |
Yes |
| Ambient light sensor |
Yes |
Yes |
| Gyroscope |
Yes |
- |
| Fingerprint sensor |
- |
Yes |
| Com/ Magnetometer |
- |
Yes |
| ratings |
| Overall NDTV Rating |
- |
Read Review |
| Design Rating |
- |
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| Display Rating |
- |
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| Software Rating |
- |
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| Performance Rating |
- |
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| Battery Life Rating |
- |
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| Camera Rating |
- |
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| Value for Money Rating |
- |
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| sim 1 |
| SIM Type |
- |
Nano-SIM |
| GSM/CDMA |
- |
GSM |
| 3G |
- |
Yes |
| 4G/ LTE |
- |
Yes |
| sim 2 |
| SIM Type |
- |
Nano-SIM |
| GSM/CDMA |
- |
GSM |
| 3G |
- |
Yes |
| 4G/ LTE |
- |
Yes |
