Samsung Galaxy S21 Ultra vs Samsung Galaxy S25 FE
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Overview
| Specs Score | 94 / 100 Better Specs | 52 / 100 |
| Display Resolution | 1440 x 3200 pixels Better Resolution | 1080 x 2340 pixels |
| RAM | 12 GB More RAM | 8 GB |
| Storage | 256 GB More Storage | 128 GB |
| CPU Clock Speed | 2.9 GHz | 3.2 GHz Faster Clock Speed |
| CPU Cores | Octa Core | Deca Core More CPU Cores |
| Rear Camera | 108 MP Quad Better Camera Resolution | 50 MP + 12 MP + 8 MP Triple |
| Front Camera | 40 MP Better Front Camera Resolution | 12 MP |
| Weight | 227 g | 190 g Lighter |
| Thickness | 8.9 mm | 7.4 mm Slimmer |
| Unique Features | Reverse Charging | No |
General
| Model | Galaxy S21 Ultra 5G | SM-S731B, SM-S731B/DS |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano-SIM, Nano-SIM + Nano-SIM, Nano-SIM + eSIM, eSIM + eSIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 14, 2021 | September 04, 2025 |
Design
| Dimensions | 75.6 x 165.1 x 8.9 mm | 76.6 x 161.3 x 7.4 mm |
| Weight | 227 g | 190 g |
| Bezel less | Yes | |
| Colors | Icyblue, Jetblack, Navy, White |
Display
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.8 inches, 1440 x 3200 pixels, 120 Hz | 6.7 inches, 1080 x 2340 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 515 PPI | ~ 385 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 89.2% |
| Glass Type | Corning Gorilla Glass Victus | Corning Gorilla Glass Victus+, Mohs level 5 |
| Brightness | HDR10+, 1900 nits (peak) | |
| HDR Support | Yes, HDR10+ | |
| Features | Always-on Display, HDR10+, Curved Display | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 12 GB | 8 GB |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 3.1 | UFS 4 |
| Card Slot | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.2, A2DP, LE | Yes, v5.4 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go |
Extra
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes with A-GPS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Gyro, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
Camera
| Rear Camera | 108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) | 50 MP ƒ/1.8 (Wide Angle) 24mm (wide), 1/1.57", 1.0µm, dual pixel PDAF, OIS 8 MP ƒ/2.4 (Telephoto) 75mm (telephoto), 1/4.4", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 13mm, 123˚ (ultrawide), 1/3.0", 1.12µm |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama | HDR, panorama |
| Video Recording | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD | 8K @ 30 fps UHD, 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus | 12 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
Technical
| OS | Android v10 | Android v16 |
| Chipset | Samsung Exynos 2100 | Samsung Exynos 2400 |
| CPU | 2.9 GHz, Octa Core Processor | 3.2 GHz, Deca Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 1x 3.2GHz Cortex-X4, 2x 2.9GHz Cortex-A720, 3x 2.6GHz Cortex-A720, 4x 1.95GHz Cortex-A520 |
| GPU | Mali-G78 MP14 | Xclipse 940 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 4900 mAh |
| Fast Charging | Yes, 25W Fast Charging | Yes, 45W |
| Wireless Charging | Yes, 15W | Yes, 15W |
| Reverse Charging | Yes, 4.5W | |
| Reverse Wireless Charging | Yes |
Discuss
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