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Consumer Guide: Do You Choose Samsung Galaxy S25 Ultra or Google Pixel 9a?
Samsung Galaxy S25 Ultra
VS
Google Pixel 9a
Specifications
Samsung Galaxy S25 Ultra
VS
Google Pixel 9a
Build Quality
| Device Height | 162.8 mm (6.41 inches) | 154.7 mm (6.09 inches) |
| Device Width | 77.6 mm (3.06 inches) | 73.3 mm (2.89 inches) |
| Device Thickness | 8.2 mm (0.32 inches) | 8.9 mm (0.35 inches) |
| Device Weight | 218 g (7.69 oz) | 186 g (6.56 oz) |
| Water Resistance | IP68 | IP68 |
| Enhanced Cooling System | Vapor chamber | Vapor chamber |
| Back Panel Material | Glass | Plastic |
| Frame Construction | Metal | Metal |
| Available Color Options | Black, Silver, Gray, Blue | White, Black, Red, Purple |
| Biometric Security | Yes, in-display | Yes, in-display |
| Display Coverage | 92.4% | 84.5% |
System on Chip
| Processing Chip | Qualcomm Snapdragon 8 Elite | Google Tensor G4 |
| Maximum Clock Speed | 4470 MHz | 3100 MHz |
| Processor Core Count | 8 (2 + 6) | 8 (1 + 3 + 4) |
| CPU Architecture | - 6 cores at 3.53 GHz: Oryon (Phoenix M)- 2 cores at 4.32 GHz: Oryon (Phoenix L) | - 4 cores at 1.92 GHz: Cortex-A520- 3 cores at 2.6 GHz: Cortex-A720- 1 core at 3.1 GHz: Cortex-X4 |
| Level 3 Cache | 8 MB | |
| Production Details | TSMC | Samsung |
| Chip Manufacturing Process | 3 nanometers | 4 nanometers |
| AI Processing Unit | Hexagon | Yes |
| Graphics Processor | Adreno 830 | Mali-G715 MP7 |
| Graphics Clock Speed | 1100 MHz | 940 MHz |
| GPU Shader Units | 1536 | 896 |
| Computational Performance | ~3379.2 GFLOPS | ~1684.4 GFLOPS |
Random Access Memory
| Memory Capacity | 12 GB | 8 GB |
| Memory Clock Speed | 5333 MHz | 4200 MHz |
| Memory Technology | LPDDR5X | LPDDR5X |
| Memory Channels | 2 | 4 |
Storage Specifications
| Storage Capacity | 256 GB | 128 GB |
| Storage Technology | UFS 4.0 | UFS 3.1 |
| Expandable Storage | No | No |
Operating System
| OS Version | Android 15 (Can be upgraded to Android 16) | Android 15 (Can be upgraded to Android 16) |
| Read-Only Memory | One UI 8.0 | Stock Android |
Battery Endurance Tests
| Web Browsing Battery Life | 11:10 hr | 08:20 hr |
| Video Playback Battery Life | 19:32 hr | 11:59 hr |
| Standby Battery Duration | 160 hr | 91 hr |
Primary Camera
| Camera Sensor Configuration | 200 megapixels | 48 megapixels |
| Zoom Capability | 140 | 121 |
| Camera Flash | LED | Dual LED |
| 8K Video Support | Up to 30FPS | No |
| 4K Video Support | Up to 120FPS | Up to 60FPS |
| Full HD Video Support | Up to 240FPS | Up to 60FPS |
| Slow-Motion Video | 240 FPS (1080p) | 240 FPS (1080p) |
| Widest Lens Field of View | 120° | 120° |
| Camera Lens Count | 1) Standard: 200 MP 2) Telephoto: 50 MP 3) Telephoto: 10 MP 4) Ultrawide: 50 MP | 1) Standard: 48 MP 2) Ultrawide: 13 MP |
| Camera Special Features | - Bokeh mode - Pro mode - RAW support | - Bokeh mode - Pro mode - RAW support |
Front Camera
| Front Camera Megapixels | 12 megapixels | 13 megapixels |
| Front Camera Resolution | 4000 x 3000 | 4032 x 3024 |
| Front Camera Aperture | f/2.2 | f/2.2 |
| Front Camera Focal Length | 26 mm | 20 mm |
| Front Camera Sensor | Samsung S5K3LU | CMOS |
| Front Camera Sensor Dimensions | 1/3.2" (≈ 0.31 inch) | 1/3.1" (≈ 0.32 inch) |
| Front Camera Pixel Size | 1.12 micron | 1.12 micron |
| Front Camera Autofocus | Phase autofocus (Dual Pixel) | No |
| Front Camera Stabilization | Digital | Digital |
| Front Camera Video Resolution | 2160p (4K) at 60 FPS | 2160p (4K) at 30 FPS |
| 3D Depth Sensor | No | No |
Network Specifications
| SIM Card Count | 1 | 1 |
| SIM Card Type | Nano | Nano |
| Dual SIM Functionality | Standby | Standby |
| eSIM Capability | Yes | Yes |
| Hybrid SIM Slot | No | No |
| 2G Network Support | GSM850, GSM900, DCS1800, PCS1900 | GSM/EDGE: Quad-band (850, 900, 1800, 1900 MHz) |
| 3G Network Support | UMTS B1(2100),B2(1900),B4(AWS),B5(850),B8(900) | UMTS/HSPA+/HSDPA 1, 2, 4, 5, 6, 8, 19 |
| 4G Network Support | LTE B1(2100),B2(1900),B3(1800),B4(AWS),B5(850),B7(2600),B8(900),B12(700),B13(700),B14(700),B18(800),B19(800),B20(800),B25(1900),B26(850),B28(700),B29(700),B30(2300),B66(AWS-3),B71(600) | LTE B1/2/3/4/5/7/8/12/13/14/17/20/25/26/28/29/30/38/41/48/66/71 |
| 5G Network Compatibility | Yes | Yes |
Audio Specifications
| Sound Output | Stereo | Stereo |
| 3.5mm Audio Jack | No | No |
| FM Radio | No | No |
| Advanced Audio Processing | Yes | No |
Additional Features
| Product Category | Flagship | Mid-range |
| Announcement Date | January 2025 | March 2025 |
| Initial Pricing | $1299 | $499 |
| Sensor List | - Hall-effect sensor - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
Final Rating
| Display Rating | 93 | 89 |
| Camera Rating | 93 | 84 |
| Gaming Performance Rating | 98 | 53 |
| Battery Rating | 97 | 67 |
| Connectivity Rating | 90 | 83 |
| Overall Review Score | 93 | 74 |
Phone Price Comparison
Samsung Galaxy S25 Ultra
$1,299.00 USD
EUR
1,116.36
INR
118,155.61
NGN
1,844,699.77
JPY
205,308.77
MYR
5,267.45
CNY
9,062.73
ZAR
21,295.55
RUB
100,982.96
GBP
968.27
CHF
1,036.47
Google Pixel 9a
$499.00 USD
EUR
428.84
INR
45,388.49
NGN
708,626.01
JPY
78,867.65
MYR
2,023.45
CNY
3,481.37
ZAR
8,180.51
RUB
38,791.76
GBP
371.95
CHF
398.15
