Samsung Galaxy S21 Ultra vs Samsung Galaxy S25 Ultra
Key Specifications
| Processor | Samsung Exynos 2100 | Qualcomm Snapdragon 8 Elite for Galaxy | ||
|---|---|---|---|---|
| Display | 6.8", AMOLED, 120Hz | 6.9", AMOLED, 120Hz | ||
| Camera | 108MP+10MP+10MP+12MP/40MP (Front) | 200MP+10MP+50MP+50MP/12MP (Front) | ||
| Battery | 5000mAh, 25W | 5000mAh, 45W | ||
| RAM | 12GB | 12GB | ||
| Storage | 256GB | 256GB | ||
| Processor | Samsung Exynos 2100 | Qualcomm Snapdragon 8 Elite for Galaxy | ||
| Display | 6.8", AMOLED, 120Hz | 6.9", AMOLED, 120Hz | ||
| Camera | 108MP+10MP+10MP+12MP/40MP (Front) | 200MP+10MP+50MP+50MP/12MP (Front) | ||
| Battery | 5000mAh, 25W | 5000mAh, 45W | ||
| RAM | 12GB | 12GB | ||
| Storage | 256GB | 256GB |
Top Recommendation
| Recommended For | Design and Build Quality | Performance, Display, Multimedia, Battery, Gaming, Software and Main Camera | ||
|---|---|---|---|---|
| Recommended For | Design and Build Quality | Performance, Display, Multimedia, Battery, Gaming, Software and Main Camera |
General
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy | Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray, Titanium Jadegreen, Titanium Jetblack, Titanium Pinkgold | ||
|---|---|---|---|---|
| Launch | January 14, 2021 | January 22, 2025 | ||
| Availability | January 29, 2021 | February 07, 2025 | ||
| Launch Price | ₹1,05,999 | ₹1,29,999 | ||
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy | Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray, Titanium Jadegreen, Titanium Jetblack, Titanium Pinkgold | ||
| Launch | January 14, 2021 | January 22, 2025 | ||
| Availability | January 29, 2021 | February 07, 2025 | ||
| Launch Price | ₹1,05,999 | ₹1,29,999 |
Display
Winner:Samsung Galaxy S25 Ultra
| Type | AMOLED | AMOLED | ||
|---|---|---|---|---|
| Refresh Rate | 120 Hz | 120 Hz | ||
| Features | HDR10+ | HDR10+ | ||
| Size | 6.8 inches | 6.9 inches | ||
| Resolution Width | 1440 pixels | 1440 pixels | ||
| Resolution Height | 3200 pixels | 3120 pixels | ||
| Resolution Ratio | 20:9 | 19.5:9 | ||
| Pixel Per Inch | 515 ppi | 498 ppi | ||
| Display Resolution | FHD+ | QHD+ | ||
| Peak Brightness | 1500 nits | 2600 nits | ||
| Type | AMOLED | AMOLED | ||
| Refresh Rate | 120 Hz | 120 Hz | ||
| Features | HDR10+ | HDR10+ | ||
| Size | 6.8 inches | 6.9 inches | ||
| Resolution Width | 1440 pixels | 1440 pixels | ||
| Resolution Height | 3200 pixels | 3120 pixels | ||
| Resolution Ratio | 20:9 | 19.5:9 | ||
| Pixel Per Inch | 515 ppi | 498 ppi | ||
| Display Resolution | FHD+ | QHD+ | ||
| Peak Brightness | 1500 nits | 2600 nits |
Body
Winner:Samsung Galaxy S21 Ultra
| Weight | 227 grams | 218 grams | ||
|---|---|---|---|---|
| Front | Gorilla Glass Victus | Corning Gorilla Armour | ||
| Back | Glass | Glass | ||
| Side | Aluminium Frame | Titanium Frame | ||
| Build Quality | Corning Gorilla Glass Victus | Corning Gorilla Glass Armour 2.0 | ||
| Port | USB Type-C 3.1 Gen 1 | USB Type-C 3.2 Gen 1 | ||
| IP rating | IP68 (Dust and Water Resistant) | IP68/69 (Dust and Water Resistant) | ||
| Speaker | Stereo Speakers | Stereo Speakers | ||
| Weight | 227 grams | 218 grams | ||
| Front | Gorilla Glass Victus | Corning Gorilla Armour | ||
| Back | Glass | Glass | ||
| Side | Aluminium Frame | Titanium Frame | ||
| Build Quality | Corning Gorilla Glass Victus | Corning Gorilla Glass Armour 2.0 | ||
| Port | USB Type-C 3.1 Gen 1 | USB Type-C 3.2 Gen 1 | ||
| IP rating | IP68 (Dust and Water Resistant) | IP68/69 (Dust and Water Resistant) | ||
| Speaker | Stereo Speakers | Stereo Speakers |
Processor
Winner:Samsung Galaxy S25 Ultra
| Chipset Brand | Samsung | Qualcomm | ||
|---|---|---|---|---|
| Chipset Name | Exynos 2100 | Snapdragon 8 Elite for Galaxy | ||
| CPU | Octa-core | Octa-core | ||
| GPU | Mali-G78 MP14 | Adreno 830 | ||
| Chipset Brand | Samsung | Qualcomm | ||
| Chipset Name | Exynos 2100 | Snapdragon 8 Elite for Galaxy | ||
| CPU | Octa-core | Octa-core | ||
| GPU | Mali-G78 MP14 | Adreno 830 |
Main Camera
Winner:Samsung Galaxy S25 Ultra
| Camera Resolution | 108 MP | 200 MP | ||
|---|---|---|---|---|
| Camera Type | Wide-angle | Wide-angle | ||
| Camera 2 Resolution | 10 MP | 10 MP | ||
| Camera 2 Type | Periscope | Telephoto | ||
| Camera 3 Resolution | 10 MP | 50 MP | ||
| Camera 3 Type | Telephoto | Periscope | ||
| Features | Auto-HDR, Laser AF, LED Flash, Panorama | Adaptive VDIS, Auto Focus, Auto-HDR, Continuous Shooting, Expert RAW, HDR, Laser Auto Focus, LED Flash, OIS, Panorama, PDAF | ||
| Stabilization | OIS | Hybrid Stabilization | ||
| Video | gyro-EIS, HDR10+, Stereo Sound Recording | 10-bit HDR, Expert RAW, gyro-EIS, HDR10+, Log Video, Stereo Sound Recording, UHD Video Recording | ||
| Camera Resolution | 108 MP | 200 MP | ||
| Camera Type | Wide-angle | Wide-angle | ||
| Camera 2 Resolution | 10 MP | 10 MP | ||
| Camera 2 Type | Periscope | Telephoto | ||
| Camera 3 Resolution | 10 MP | 50 MP | ||
| Camera 3 Type | Telephoto | Periscope | ||
| Features | Auto-HDR, Laser AF, LED Flash, Panorama | Adaptive VDIS, Auto Focus, Auto-HDR, Continuous Shooting, Expert RAW, HDR, Laser Auto Focus, LED Flash, OIS, Panorama, PDAF | ||
| Stabilization | OIS | Hybrid Stabilization | ||
| Video | gyro-EIS, HDR10+, Stereo Sound Recording | 10-bit HDR, Expert RAW, gyro-EIS, HDR10+, Log Video, Stereo Sound Recording, UHD Video Recording |
Operating System
| Software Name | Android | Android | ||
|---|---|---|---|---|
| Software Skin | One UI | One UI | ||
| OS Updates(Years) | 4 year(s) | 7 year(s) | ||
| AI Features | Circle to Search | Audio Eraser, Best Face, Call Transcript, Circle to Search, Drawing Assist, Gemini integration, Now Brief, Personalised AI features, Writing Assist | ||
| Software Name | Android | Android | ||
| Software Skin | One UI | One UI | ||
| OS Updates(Years) | 4 year(s) | 7 year(s) | ||
| AI Features | Circle to Search | Audio Eraser, Best Face, Call Transcript, Circle to Search, Drawing Assist, Gemini integration, Now Brief, Personalised AI features, Writing Assist |
Selfie Camera
Winner:Samsung Galaxy S25 Ultra
| Front Camera Resolution | 40 MP | 12 MP | ||
|---|---|---|---|---|
| Front Camera Type | Wide | Wide | ||
| Features | Face unlock, HdR | Auto Focus, Auto HDR, HDR10+, Laser Auto Focus, LED flash, panorama | ||
| Video | 1080p@30fps, 4k@30/60fps | 1080p@30fps | ||
| Front Camera Resolution | 40 MP | 12 MP | ||
| Front Camera Type | Wide | Wide | ||
| Features | Face unlock, HdR | Auto Focus, Auto HDR, HDR10+, Laser Auto Focus, LED flash, panorama | ||
| Video | 1080p@30fps, 4k@30/60fps | 1080p@30fps |
Battery
Winner:Samsung Galaxy S25 Ultra
| Capacity | 5000 mAh | 5000 mAh | ||
|---|---|---|---|---|
| Battery Type | Lithium Ion | Lithium Ion | ||
| Wireless Charging | true | true | ||
| Charging Speed | 25 W | 45 W | ||
| Capacity | 5000 mAh | 5000 mAh | ||
| Battery Type | Lithium Ion | Lithium Ion | ||
| Wireless Charging | true | true | ||
| Charging Speed | 25 W | 45 W |
Memory
Winner:Samsung Galaxy S25 Ultra
| Storage | 256 GB | 256 GB | ||
|---|---|---|---|---|
| Storage type | UFS 3.1 | UFS 4.0 | ||
| RAM | 12 GB | 12 GB | ||
| RAM type | LPDDR5 | LPDDR5X | ||
| Storage | 256 GB | 256 GB | ||
| Storage type | UFS 3.1 | UFS 4.0 | ||
| RAM | 12 GB | 12 GB | ||
| RAM type | LPDDR5 | LPDDR5X |
Network
| Sim Slot | nano-SIM and eSIM or Dual SIM (2 nano-SIM and eSIM, dual stand-by) | Dual SIM (nano-SIM, eSIM, dual stand-by) | ||
|---|---|---|---|---|
| Network | 5G, GSM, LTE FDD, LTE TD, UMTS, WCDMA | 5G, GSM, LTE FDD, LTE TD, UMTS | ||
| Sim Slot | nano-SIM and eSIM or Dual SIM (2 nano-SIM and eSIM, dual stand-by) | Dual SIM (nano-SIM, eSIM, dual stand-by) | ||
| Network | 5G, GSM, LTE FDD, LTE TD, UMTS, WCDMA | 5G, GSM, LTE FDD, LTE TD, UMTS |
Connectivity
Winner:Samsung Galaxy S25 Ultra
| WLAN | Wi-Fi 6E 802.11 a/b/g/n/ac/ax | Wi-Fi 7 802.11 a/b/g/n/ac/ax/be | ||
|---|---|---|---|---|
| Bluetooth | 5.2 | 5.4 | ||
| Positioning | BeiDou, GALILEO, GLONASS, GPS | BDS, GALILEO, GLONASS, GPS | ||
| NFC | Supported | Supported | ||
| Radio | FM Radio | - | ||
| WLAN | Wi-Fi 6E 802.11 a/b/g/n/ac/ax | Wi-Fi 7 802.11 a/b/g/n/ac/ax/be | ||
| Bluetooth | 5.2 | 5.4 | ||
| Positioning | BeiDou, GALILEO, GLONASS, GPS | BDS, GALILEO, GLONASS, GPS | ||
| NFC | Supported | Supported | ||
| Radio | FM Radio | - |
Features
| Fingerprint Scanner | Optical (under display) | Ultrasonic (under display) | ||
|---|---|---|---|---|
| Sensors | Accelerometer, Barometer Sensor, Geomagnetic Sensor, Gyroscope, Hall Sensor, Light Sensor, Proximity Sensor, Samsung DeX, Ultra Wideband (UWB) Support | Accelerometer, Ambient Light Sensor, Barometer Sensor, Compass, Geomagnetic Sensor, Gyroscope, Hall Sensor, Proximity Sensor, Samsung DeX, Samsung Wireless DeX, Ultra Wideband (UWB) Support | ||
| Fingerprint Scanner | Optical (under display) | Ultrasonic (under display) | ||
| Sensors | Accelerometer, Barometer Sensor, Geomagnetic Sensor, Gyroscope, Hall Sensor, Light Sensor, Proximity Sensor, Samsung DeX, Ultra Wideband (UWB) Support | Accelerometer, Ambient Light Sensor, Barometer Sensor, Compass, Geomagnetic Sensor, Gyroscope, Hall Sensor, Proximity Sensor, Samsung DeX, Samsung Wireless DeX, Ultra Wideband (UWB) Support |
