Samsung Galaxy Z TriFold vs Samsung Galaxy S21 comparison
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| key specs |
| Display (Primary) | 6.50-inch | - |
| Cover Display | 10-inch | - |
| Cover Resolution | 2,160x1,584 pixels | - |
| Processor | Snapdragon 8 Elite | Samsung Exynos 2100 |
| Front Camera | 10-megapixel + 10-megapixel | 10-megapixel |
| Rear Camera | 200-megapixel + 12-megapixel + 10-megapixel | 12-megapixel + 12-megapixel + 64-megapixel |
| RAM | 16GB | 8GB |
| Storage | 1TB | 128GB, 256GB |
| Battery Capacity | 5,600mAh | 4000mAh |
| OS | Android 16 | Android 11 |
| Resolution | 1,080x2,520 pixels | 1080x2400 pixels |
| Display | - | 6.20-inch |
| general |
| Brand | Samsung | Samsung |
| Model | Galaxy Z TriFold | Galaxy S21 |
| Release date | December 2, 2025 | January 14, 2021 |
| Launched in India | No | - |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 159.20 x 214.10 x 3.90 | 151.70 x 71.20 x 7.90 |
| Weight (g) | 309.00 | 171.00 |
| IP rating | IP48 | IP68 |
| Battery capacity (mAh) | 5,600 | 4000 |
| Removable battery | No | - |
| Fast charging | 45W Fast Charging | Proprietary |
| Wireless charging | Yes | Yes |
| Wireless Charging Type | 15W | - |
| Colours | Crafted Black | Phantom Violet |
| display |
| Refresh Rate | 120 Hz | - |
| Resolution Standard | FHD+ | - |
| Screen size (inches) | 6.50 | 6.20 |
| Touchscreen | Yes | Yes |
| Resolution | 1,080x2,520 pixels | 1080x2400 pixels |
| Protection type | Corning Gorilla Glass Ceramic | Gorilla Glass |
| Aspect ratio | 21:9 | 20:9 |
| Pixels per inch (PPI) | 422 | 421 |
| second display |
| Screen size (inches) | 10.00 | - |
| Touchscreen | Yes | - |
| Resolution | 2,160x1,584 pixels | - |
| Pixels per inch (PPI) | 269 | - |
| hardware |
| Processor | octa-core | 2.2GHz octa-core (3x2.8GHz + 4x2.2GHz + 1x2.9GHz) |
| Processor make | Snapdragon 8 Elite | Samsung Exynos 2100 |
| RAM | 16GB | 8GB |
| Internal storage | 1TB | 128GB, 256GB |
| Expandable storage | No | - |
| Dedicated microSD slot | No | - |
| camera |
| Rear camera | 200-megapixel (f/1.7) + 12-megapixel (f/2.2) + 10-megapixel (f/2.4) | 12-megapixel (f/1.8, 1.8-micron) + 12-megapixel (f/2.2, 1.4-micron) + 64-megapixel (f/2.0, 0.8-micron) |
| No. of Rear Cameras | 3 | 3 |
| Rear autofocus | Yes | Yes |
| Rear flash | Yes | Yes |
| Front camera | 10-megapixel (f/2.2) + 10-megapixel (f/2.2) | 10-megapixel (f/2.2, 1.22-micron) |
| No. of Front Cameras | 2 | 1 |
| Pop-Up Camera | No | - |
| Front flash | No | - |
| software |
| Operating system | Android 16 | Android 11 |
| Skin | OneUI 8 | One UI 3.1 |
| connectivity |
| Wi-Fi 7 | Yes | - |
| Bluetooth | Yes, v 5.40 | Yes, v 5.00 |
| USB Type-C | Yes | Yes |
| Number of SIMs | 2 | 2 |
| Wi-Fi | - | Yes |
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac/ax |
| GPS | - | Yes |
| NFC | - | Yes |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM + CDMA | GSM |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | Yes |
| 3G | - | Yes |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM + CDMA | GSM |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | Yes |
| 3G | - | Yes |
| sensors |
| Fingerprint sensor | Yes | - |
| Compass/ Magnetometer | Yes | Yes |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Gyroscope | Yes | Yes |
| Barometer | Yes | Yes |
| Face unlock | - | Yes |
| In-Display Fingerprint Sensor | - | Yes |
| ratings |
| Overall NDTV Rating | - | Read Review |
| Design Rating | - | |
| Display Rating | - | |
| Software Rating | - | |
| Performance Rating | - | |
| Battery Life Rating | - | |
| Camera Rating | - | |
| Value for Money Rating | - | |