Vivo S21 vs Samsung Galaxy S25 Ultra
Quick Comparison
Samsung Galaxy S25 Ultra has better RAM than Vivo S21. In terms of display resolution, Samsung Galaxy S25 Ultra has better resolution of 3120 x 1440 than Vivo S21 which has resolution of 2800 x 1260. Both have the same amount of internal memory.
| Name | Vivo S21 | Samsung Galaxy S25 Ultra |
| RAM | 8 GB | 12 GB |
|---|---|---|
| Display | 6.78 in | 6.9 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 6700 mAh | 5000 mAh |
| Camera | 50 MP + 50 MP Dual | 200 MP Quad |
| Price | Rs. 29990 | Rs. 129999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is expected to be November 28, 2025 (Expected). The cost of Vivo S21 is Rs. 29990. The launch Date of the second phone is January 22, 2025. The cost of Samsung Galaxy S25 Ultra is Rs. 129999.
Display comparison
Vivo S21 has screen size of 6.78 inches which falls short to Samsung Galaxy S25 Ultra's 6.9 inch screen. Vivo S21 has AMOLED Screen type where as Samsung Galaxy S25 Ultra has LTPO AMOLED Screen type. Samsung's phone has display density of 498 PPI & Vivo's phone has only 453 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 92.5% than Vivo's phone ~ 90.2%. Vivo S21 has 20:9 aspect ratio where as Samsung Galaxy S25 Ultra has 19.5:9 aspect ratio.
Memory comparison
Samsung Galaxy S25 Ultra's larger 12 GB RAM is better for playing games and all with respect to Vivo S21's lower 8 GB RAM. and both have same Internal Memory of 256 GB.
Camera comparison
Samsung Galaxy S25 Ultra's 200 MP Quad Rear Camera outclasses Vivo S21's 50 MP + 50 MP Dual Rear Camera in terms of resolution. Vivo S21 will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Samsung Galaxy S25 Ultra's 12 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 15.
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Full Comparison
| Name | Vivo S21 | Samsung Galaxy S25 Ultra |
| General | ||
| Country of Origin | India | |
| Model | S21 | SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | eSIM+Nano SIM |
| SAR | 1.26 W/kg (Head) 0.64 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | November 28, 2025 (Expected) | January 22, 2025 |
| In The Box | Handset, Stylus Pen, Data Cable (Type C to C), Sim Ejection Pin | |
| Design | ||
| Dimensions | 77.6 x 162.8 x 8.2 mm | |
| Weight | 218 g | |
| Bezel less | Yes | No |
| Qwerty | No | |
| Colors | Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color LTPO AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.78 inches, 1260 x 2800 pixels, 120 Hz | 6.9 inches, 1440 x 3120 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 453 PPI | ~ 498 PPI |
| Screen to Body Ratio | ~ 90.2% | ~ 92.5% |
| Glass Type | Corning Gorilla Armor 2 | |
| Features | 5000 nits (peak) | HDR10+, 2600 nits (Peak), Always-on Display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | No |
| Memory | ||
| RAM | 8 GB | 12 GB |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 4 | |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28A/n38/n40/n41/n77/n78 | TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), N78(3500), FDD Sub6: N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3) |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | Wi-Fi 7, 802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD | Yes, v5.4, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | Yes with A-GPS, Glonass, Beidou, Galileo, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, proximity, Compass | Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity Sensor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes | Yes, 1.5 m upto 30 min |
| IP Rating | IP64 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Photo Assist, Notes Assist, Drawing Assist, Circle to Search, Google Gemini (AI Mobile), 7 Years of Major OS Updates and 7 Years of Security Updates, Titanium Frame, Samsung Care+, Samsung Health, Samsung Wallet, S Pen Included, Glass Front (Corning Gorilla Armor 2), Glass Back (Corning Gorilla Armor 2), Titanium Frame (Grade 5), Stereo Speakers, DisplayPort 1.2, Samsung DeX, Samsung Wireless DeX, Ultra Wideband (UWB) Support | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.9 (Wide Angle) 50 MP ƒ/2.2 (Ultra Wide) | 200 MP ƒ/1.7 (Wide Angle) 24mm (wide), 1/1.3", 0.6µm, Multi-directional PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x Optical Zoom 50 MP ƒ/3.4 (Telephoto) 111mm (Periscope Telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x Optical Zoom 50 MP ƒ/1.9 (Ultra Wide) 120˚ (Ultrawide), 0.7µm, Dual Pixel PDAF, Super Steady Video |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes, Laser AF |
| Features | HDR | Bixby Vision, Dual Recording, Food, Hyperlapse, Night, Panorama, Photo, Portrait, Portrait Video, Pro, Pro Video, Single Take, Slow Motion, Video, Upto 100X Digital Zoom |
| Video Recording | 4K, 1080p | 8K @ 24/30 fps UHD, 4K @ 120/30/60 fps UHD, 1080p @ 240/30/60 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2 (Wide Angle) Punch Hole | 12 MP ƒ/2.2 (Wide Angle) 26mm (Wide), 1/3.2", 1.12µm, Dual Pixel PDAF Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K, 1080p | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v15 |
| Custom UI | OriginOS 6 | One UI 7 |
| Chipset | Qualcomm Snapdragon 8 Elite | |
| CPU | Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M | |
| GPU | Adreno 830 | |
| 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 | 6700 mAh, SI/C | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 100W Fast Charging | Yes, 45W Fast Charging PD3.0, 65% in 30 min |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes | Yes, 10W |
| Reverse Wireless Charging | Yes, 4.5W | |
| Video Playback Time | 31 hours | |