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Compare features, prices and ratings to find the perfect phone for you.
Our Verdict
Analysis
Samsung Galaxy S25 Ultra has the bigger display.
Overall Winner
Samsung Galaxy S25 Ultra
Display Winner
Samsung Galaxy S25 Ultra
Performance Winner
Tie
Camera Winner
Tie
Battery Winner
Tie
Value Winner
Tie
Specifications Comparison
| Feature | Google Pixel 6a | Samsung Galaxy S25 Ultra |
|---|---|---|
| Display size (in) | 6.10 | 6.90 |
| Charging (W) | 18 | 45 |
| Main camera (MP) | 12.20 | 200.00 |
| Selfie (MP) | 8.00 | 12.00 |
| Weight (g) | 178 | 218 |
| Thickness (mm) | 8.90 | 8.20 |
| Chipset | Google Tensor (5 nm) | Snapdragon 8 Elite |
| OS | Android 12, upgradable to Android 16, up to 5 major Android upgrades | Android 15 |
Pros & Cons
Google Pixel 6a
Samsung Galaxy S25 Ultra
- Brilliant display
- Versatile camera system
- Long update commitment
- Productivity features
- Premium pricing
- Bulky design
- Slow charging vs Chinese rivals
Every Spec, Side by Side
Specification
Google
Google Pixel 6a
Samsung
Samsung Galaxy S25 Ultra
Battery 3 specs
Type
Li-Po 4410 mAh
Li-Ion 5000 mAh
Charging
18W wired, PD3.0
45W wired
Capacity
—
5000 mAh
Body 5 specs
Dimensions
152.2 x 71.8 x 8.9 mm (5.99 x 2.83 x 0.35 in)
162.8 x 77.6 x 8.2 mm
Weight
178 g (6.28 oz)
218 g
Build
Glass front (Gorilla Glass 3), aluminum frame, plastic back
Glass front (Corning Gorilla Armor 2), glass back (Gorilla Glass Victus 2), titanium frame (grade 5)
SIM
Nano-SIM + eSIM
· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT· Nano-SIM + eSIM + eSIM (max 2 at a time) - USA· Nano-SIM + Nano-SIM - CN
IP67 dust/water resistant (up to 1m for 30 min)
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Stylus
Connectivity 7 specs
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
5.2, A2DP, LE
5.4, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, QZSS
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Yes
Yes
Radio
No
No
USB
USB Type-C 3.1
USB Type-C 3.2, DisplayPort 1.2, OTG
5G
—
Yes
Display 5 specs
Type
OLED, HDR
Dynamic AMOLED 2X
Size
6.1 inches, 90.7 cm2 (~83.0% screen-to-body ratio)
6.9 inches
Resolution
1080 x 2400 pixels, 20:9 ratio (~429 ppi density)
1440 x 3120 pixels
Protection
Corning Gorilla Glass 3
Corning Gorilla Armor 2, Mohs level 6
—
DX anti-reflective coating
Features 2 specs
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
—
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Ultra Wideband (UWB) support
Launch 2 specs
Announced
2022, May 11
2025, January 22
Status
Available. Released 2022, July 21
Available. Released 2025, February 03
Main Camera 4 specs
Dual
12.2 MP, f/1.7, 27mm, (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
12 MP, f/2.2, 17mm, 114˚ (ultrawide), 1.25µm
—
Features
Dual-LED flash, Pixel Shift, Auto-HDR, panorama
Laser AF, Best Face, LED flash, auto-HDR, panorama
Video
4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS
8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Quad
—
200 MP + 50 MP + 50 MP + 10 MP
Memory 5 specs
Card slot
No
No
Internal
128GB 6GB RAM
256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM
UFS 3.1
UFS 4.0
RAM
—
12GB
Storage
—
256GB
Misc 5 specs
Colors
Chalk, Charcoal, Sage
Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
Models
GX7AS, GB62Z, G1AZG, GB17L
SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS
Price
About 160 EUR
$ 806.08 / C$ 1,149.00 / £ 689.99 / € 840.00 / ₹ 99,990
SAR
—
1.26 W/kg (head) 0.64 W/kg (body)
SAR EU
—
1.25 W/kg (head) 1.42 W/kg (body)
Network 7 specs
3G bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 48, 66, 71 - GX7AS, GB62Z (USA/Canada)
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78 SA/NSA/Sub6 - G1AZG (International)
1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked
5G bands
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GX7AS (USA/Canada)
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
Speed
HSPA, LTE, 5G
HSPA, LTE (CA), 5G
Technology
GSM / HSPA / LTE / 5G
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
Our Tests 5 specs
Display
876 nits max brightness (measured)
1417 nits max brightness (measured)
Battery (old)
Endurance rating 94h
—
Performance
—
AnTuTu: 2207809 (v10)
GeekBench: 9846 (v6)
3DMark: 6687 (Wild Life Extreme)
Loudspeaker
—
-24.6 LUFS (Very good)
Battery
—
Active use score 14:49h
Platform 4 specs
OS
Android 12, upgradable to Android 16, up to 5 major Android upgrades
Android 15
Chipset
Google Tensor (5 nm)
Snapdragon 8 Elite
CPU
Octa-core (2x2.80 GHz Cortex-X1 & 2x2.25 GHz Cortex-A76 & 4x1.80 GHz Cortex-A55)
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Mali-G78 MP20
Adreno 830 (1200 MHz)
Selfie Camera 3 specs
Single
8 MP, f/2.0, 24mm (wide), 1.12µm
12 MP
Features
HDR, panorama
HDR, HDR10+
Video
1080p@30fps
4K@30/60fps, 1080p@30fps
Sound 3 specs
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
3.5mm jack
No
No
—
High-bitrate audio support
Eu Label 4 specs
Energy
—
Class B
Battery
—
44:54h endurance, 2000 cycles
Free fall
—
Class A (270 falls)
Repairability
—
Class C
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Common Questions
Which phone is the best in this comparison?
Samsung Galaxy S25 Ultra has the bigger display.
How are the comparison winners decided?
We compare measurable specs (display size, battery capacity, RAM, charging, weight) and price (USD). When two phones tie or data is missing we mark the category "Depends".
Which is more affordable?
The cheaper option is shown as the value winner above. Prices are USD and may vary by region or retailer.