Samsung Galaxy S21 Ultra vs Google Pixel 10a
Compare Samsung Galaxy S21 Ultra and Google Pixel 10a to understand which one suits your needs the best. The Samsung Galaxy S21 Ultra is priced from ₹47,990, while Google Pixel 10a is available at ₹49,999 respectively. In terms of performance and features, each device offers a unique combination of processor, display, camera, and battery capabilities. Explore their complete specifications and key differences side-by-side to make a well-informed buying decision.
Samsung Galaxy S21 Ultra vs Google Pixel 10a Comparison Overview
| Key Highlights | Samsung Galaxy S21 Ultra | Google Pixel 10a |
|---|---|---|
| Price | ₹47,990 | ₹49,999 |
| Processor | Samsung Exynos 2100 | Google Tensor G4 |
| Display | 6.8", FHD+ AMOLED, 120Hz | 6.3", FHD+ p-OLED, 120Hz |
| Rear Camera | 108MP (Wide-angle), 10MP (Periscope), 10MP (Telephoto), 12MP (Ultra-wide), 40MP (Front) | 48MP (Wide-angle), 13MP (Ultra-wide), 13MP (Front) |
| Battery | 5000mAh, 25Watt | 5100mAh, 45Watt |
| RAM/Storage | 12GB (LPDDR5), 256GB (UFS 3.1) | 8GB (LPDDR5X), 256GB (UFS 3.1) |
Performance Scorecard
Key Specifications
| Processor | Samsung Exynos 2100 | Google Tensor G4 | ||
|---|---|---|---|---|
| Display | 6.8", FHD+ AMOLED, 120Hz | 6.3", FHD+ p-OLED, 120Hz | ||
| Camera | 108MP (Wide-angle), 10MP (Periscope), 10MP (Telephoto), 12MP (Ultra-wide), 40MP (Front) | 48MP (Wide-angle), 13MP (Ultra-wide), 13MP (Front) | ||
| Battery | 5000mAh, 25Watt | 5100mAh, 45Watt | ||
| RAM | 12GB (LPDDR5) | 8GB (LPDDR5X) | ||
| Storage | 256GB (UFS 3.1) | 256GB (UFS 3.1) |
General
| Box Contents | Phone, Type-C cable, SIM Ejector Tool | Phone, Type-C Cable, SIM Ejector Tool | ||
|---|---|---|---|---|
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy | Lavender, Berry, Fog, Obsidian | ||
| Launch | January 14, 2021 | February 18, 2026 | ||
| Stores | Flipkart, Amazon | Google, Flipkart, Amazon, Reliance Digital, Vijay Sales, Croma | ||
| Launch Country | India | India | ||
| Launch Price | ₹1,05,999 | ₹49,999 |
Display
🏆 Winner: Samsung Galaxy S21 Ultra
| Display Type | AMOLED | p-OLED | ||
|---|---|---|---|---|
| Refresh Rate | 120Hz | 120Hz | ||
| Playback Quality | HDR10+ | HDR | ||
| Display Engine | Dynamic 2X | Actua | ||
| Display Size | 6.8 inches | 6.3 inches | ||
| Area | 112.1cm² | 94.7cm² | ||
| Display Form Factor | Quad Curved Display | Flat Display | ||
| Screen to Body Ratio | 89.8 | 84.3 | ||
| Resolution Width | 1440 pixels | 1080 pixels | ||
| Resolution Height | 3200 pixels | 2424 pixels | ||
| Aspect Ratio | 20:9 | 20:9 | ||
| Pixel Density | 515ppi | 422.2ppi | ||
| Display Bit Rate | 8-bit | 8-bit | ||
| Color Gamut Range | 100% | - | ||
| Display Resolution | FHD+ | FHD+ | ||
| High Brightness | 1500 nits | 2000 nits | ||
| Peak Brightness | 1500 nits | 3000 nits | ||
| Colour Depth | 16 Million Colours | 16 Million Colours | ||
| Contrast Ratio | - | 2,000,000:1 |
Body
🏆 Winner: Samsung Galaxy S21 Ultra
| Height | 165.1mm | 153.9mm | ||
|---|---|---|---|---|
| Width | 75.6mm | 73mm | ||
| Thickness | 8.9mm | 9mm | ||
| Weight | 227 grams | 183 grams | ||
| Screen Material | Gorilla Glass Victus | Gorilla Glass 7i | ||
| Display Protection | Gorilla Glass Victus | Gorilla Glass 7i | ||
| Back Material | Gorilla Glass Victus | Recycled Plastic | ||
| Side Material | Aluminium Frame | Aluminium Frame | ||
| Build Quality | Corning Gorilla Glass Victus | Corning Gorilla Glass 7i | ||
| Ports | USB Type-C 3.1 Gen 1 | USB Type-C 3.2 | ||
| Additional Features | OTG | USB Type-C (bottom) | ||
| IP Rating | IP68 (Dust and Water Resistant) | IP68 (Dust and Water Resistant) | ||
| Speaker | Stereo Speakers | Stereo Speakers | ||
| Sound Tuning | No Tuning | No Tuning |
Processor
🏆 Winner: Google Pixel 10a
| Chipset Manufacturer | Samsung | |||
|---|---|---|---|---|
| Chipset | Exynos 2100 | Tensor G4 | ||
| Fabrication Size | 5nm | 4nm | ||
| Number of Cores | Octa-core | Octa-core | ||
| Clock Speed | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 1x3.1 GHz Cortex-X4 & 3x2.6 GHz Cortex-A720 & 4x1.9 GHz Cortex-A520 | ||
| GPU | Mali-G78 MP14 | Mali-G715 MP7 | ||
| Co-Processor | - | Titan M2 Security Chip |
Performance Benchmarks
| AnTuTu | 875803 | 970833 | ||
|---|---|---|---|---|
| Geekbench 6 CPU Single-Core | 1356 | 2005 | ||
| Geekbench 6 CPU Multi-Core | 3348 | 4835 |
Main Camera
🏆 Winner: Samsung Galaxy S21 Ultra
| Main Camera #1 Megapixel | 108MP | 48MP | ||
|---|---|---|---|---|
| Main Camera #1 Aperture | f/1.8 | f/1.7 | ||
| Main Camera #1 Focal Length | 24mm | 25mm | ||
| Main Camera #1 Pixel Size | 0.8µm | 0.8µm | ||
| Main Camera #1 Lens Type | Wide-angle | Wide-angle | ||
| Main Camera #1 Sensor Size | 1/1.33" | 1/2" | ||
| Main Camera #1 Camera Features | OIS, PDAF | Dual Pixel PDAF, OIS | ||
| Main Camera #2 Megapixel | 10MP | 13MP | ||
| Main Camera #2 Aperture | f/4.9 | f/2.2 | ||
| Main Camera #2 Focal Length | 240mm | - | ||
| Pixel Size | 1.22µm | 1.12µm | ||
| Main Camera #2 Lens Type | Periscope | Ultra-wide | ||
| Main Camera #2 Sensor Size | 1/3.24" | 1/3.1" | ||
| Main Camera #2 Camera Features | 10x Optical Zoom, Dual Pixel PDAF, OIS | - | ||
| Main Camera #3 Megapixel | 10MP | - | ||
| Main Camera #3 Aperture | f/2.4 | - | ||
| Main Camera #3 Focal Length | 72mm | - | ||
| Main Camera #3 Pixel Size | 1.22µm | - | ||
| Main Camera #3 Lens Type | Telephoto | - | ||
| Main Camera #3 Sensor Size | 1/3.24" | - | ||
| Main Camera #3 Camera Features | 3x Optical Zoom, Dual Pixel PDAF, OIS | - | ||
| Main Camera #4 Megapixel | 12MP | - | ||
| Main Camera #4 Aperture | f/2.2 | - | ||
| Main Camera #4 Focal Length | 13mm | - | ||
| Main Camera #4 Pixel Size | 1.4µm | - | ||
| Main Camera #4 Lens Type | Ultra-wide | - | ||
| Main Camera #4 Sensor Size | 1/2.55" | - | ||
| Main Camera #4 Camera Features | Dual Pixel PDAF, Super Steady Video | - | ||
| Features | Laser AF | Best Take, Long Exposure, Macro Mode, Night mode, OIS, panorama, Pixel Shift, Portrait mode, Timelapse, Ultra HDR | ||
| Camera Stabilization | OIS | Hybrid Stabilization | ||
| Dynamic Video Recording Support | HDR 10+ recording | SDR recording | ||
| Stereo Sound Recording Support | Yes | Yes | ||
| Slow Motion Recording | 960 fps slomo | 240 fps slomo | ||
| Auto Focus Type | PDAF | Quad PD Dual Pixel | ||
| Lens Enhancements | No enhancement | No enhancement | ||
| Optical Zoom Support | 10X | - | ||
| Video Features | gyro-EIS, HDR10+, Stereo Sound Recording | gyro-EIS, OIS | ||
| Video Recording | 1080p@120fps, 1080p@240fps, 1080p@30fps, 1080p@60fps, 4K@30fps, 4K@60fps, 720p@960fps, 8K@24fps | 1080p@120fps, 1080p@240fps, 1080p@30fps, 1080p@60fps, 4K@30fps, 4K@60fps | ||
| Main Camera #1 Field of View | - | 82degree | ||
| Main Camera #1 Camera Sensor | - | Sony IMX787 | ||
| Main Camera #2 Field of View | - | 120 | ||
| Main Camera #2 Camera Sensor | - | Sony IMX712 | ||
| Dedicated Imaging Chip | - | No Chip | ||
| Zoom Capability | - | 2-10X |
Operating System
| OS Name | Android | Android | ||
|---|---|---|---|---|
| OS Version | 11 | 16 | ||
| OS Skin | One UI | Google Android | ||
| OS Updates | 4 year(s) | 7 year(s) | ||
| Security Updates | 5 year(s) | 7 year(s) | ||
| AI Features | Circle to Search | AI Assistant, AI Photo Editing, Call assist, Circle to Search, Gemini Apps, Gemini Live, Gemini Nano, Google Gemini, Live Translate | ||
| Gaming Mode | - | Yes | ||
| Bloatware Free OS | - | Yes |
Selfie Camera
🏆 Winner: Samsung Galaxy S21 Ultra
| Front Camera #1 Megapixel | 40MP | 13MP | ||
|---|---|---|---|---|
| Front Camera #1 Aperture | f/2.2 | f/2.2 | ||
| Front Camera #1 Focal Length | 26mm | 20mm | ||
| Front Camera #1 Pixel Size | 0.7µm | 1.12µm | ||
| Front Camera #1 Lens Type | Wide | Ultrawide | ||
| Front Camera #1 Sensor Size | 1/2.8" | 1/3.1" | ||
| Front Camera #1 Camera Features | Auto Focus, PDAF | - | ||
| Features | Face unlock, HdR | Face Detection, Face unlock, HDR Photos, panorama | ||
| Auto Focus Type | Contrast Detection Auto Focus | Fixed Focus | ||
| Video Features | 1080p@30fps, 4k@30/60fps | 1080@30fps, 4k@30fps | ||
| Video Recording | 4k@30fps, 4k@60fps | 1080@30fps, 4k@30fps | ||
| HDR Recording Support | SDR recording | SDR recording | ||
| Front Camera #1 Field of View | - | 96.1 |
Battery
🏆 Winner: Google Pixel 10a
| Battery Capacity | 5000mAh | 5100mAh | ||
|---|---|---|---|---|
| Battery Type | Lithium Ion | Lithium Ion | ||
| Wireless Charging Support | Yes | Yes | ||
| Reverse Wireless Charging Support | Yes | - | ||
| Charging Speed Wired | 25W | 45W | ||
| Charging Speed Wireless | 15W | 10W | ||
| Charging Speed Reverse Wireless | 4.5W | - | ||
| Charging Standards Supported | PD3.0, Qi | PPS, Qi | ||
| Bypass Charging Support | - | Yes |
Network
| Sim Type | nano-SIM and eSIM or Dual SIM (2 nano-SIM and eSIM, dual stand-by) | Dual SIM (nano-SIM and e-SIM) | ||
|---|---|---|---|---|
| Network Support | 5G | 5G | ||
| Band Types | 5G, GSM, LTE FDD, LTE TD, UMTS, WCDMA | 5G, EDGE, GSM, HSDPA, HSPA+, LTE, UMTS | ||
| 2G Bands | 1800, 1900, 850, 900 | 1800, 1900, 850, 900 | ||
| 3G Bands | 1, 2, 4, 5, 8 | UMTS/HSPA+/HSDPA 1, 2, 4, 5, 8 | ||
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 | LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 21, 26, 28, 32, 38, 39, 40, 41, 42, 66, 75 | ||
| 5G Bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 | SA/NSA/Sub6 1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 66, 75, 77, 78, 79 |
Connectivity
🏆 Winner: Google Pixel 10a
| Wi-Fi Standards | Wi-Fi 6E 802.11 a/b/g/n/ac/ax | Wi-Fi 6E 802.11 a/b/g/n/ac/ax | ||
|---|---|---|---|---|
| Wi-Fi Version | WiFi 6 | WiFi 6e | ||
| Bluetooth Version | 5.2 | 6 | ||
| Bluetooth Codecs | A2DP, AAC, LE | A2DP, LE | ||
| GPS | BeiDou, GALILEO, GLONASS, GPS | Beidou, Galileo, Glonass, GPS, QZSS | ||
| NFC Support | Supported | Supported | ||
| Radio | FM Radio | - |
Features
| Fingerprint Scanner | Optical (under display) | Optical (under display) | ||
|---|---|---|---|---|
| Sensors on Board | Accelerometer, Barometer Sensor, Geomagnetic Sensor, Gyroscope, Hall Sensor, Light Sensor, Proximity Sensor, Samsung DeX, Ultra Wideband (UWB) Support | Accelerometer, Ambient Light Sensor, Barometer, Magnetometer Sensor, Proximity Sensor | ||
| Facial Recognition | 2D Face Recognition | - | ||
| Haptic Feedback | - | Vibration Motor |










