Compare Phones.
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 | vivo S9 | Samsung Galaxy S25 Ultra |
|---|---|---|
| Display size (in) | 6.44 | 6.90 |
| Charging (W) | 33 | 45 |
| Main camera (MP) | 64.00 | 200.00 |
| Selfie (MP) | 44.00 | 12.00 |
| Weight (g) | 173 | 218 |
| Thickness (mm) | 7.40 | 8.20 |
| Chipset | Mediatek Dimensity 1100 (6 nm) | Snapdragon 8 Elite |
| OS | Android 11, OriginOS 1.0 | Android 15 |
Pros & Cons
vivo S9
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
Vivo
vivo S9
Samsung
Samsung Galaxy S25 Ultra
Battery 3 specs
Type
4000 mAh
Li-Ion 5000 mAh
Charging
33W wired, 66% in 30 min
45W wired
Capacity
—
5000 mAh
Body 5 specs
Dimensions
158.4 x 73.9 x 7.4 mm (6.24 x 2.91 x 0.29 in)
162.8 x 77.6 x 8.2 mm
Weight
173 g (6.10 oz)
218 g
SIM
Nano-SIM + Nano-SIM
· 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
Build
—
Glass front (Corning Gorilla Armor 2), glass back (Gorilla Glass Victus 2), titanium frame (grade 5)
—
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, 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, aptX HD
5.4, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, BDS
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Yes
Yes
Radio
No
No
USB
USB Type-C, OTG
USB Type-C 3.2, DisplayPort 1.2, OTG
5G
—
Yes
Display 5 specs
Type
AMOLED, 90Hz, HDR10+
Dynamic AMOLED 2X
Size
6.44 inches, 100.1 cm2 (~85.5% screen-to-body ratio)
6.9 inches
Resolution
1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
1440 x 3120 pixels
Protection
—
Corning Gorilla Armor 2, Mohs level 6
—
DX anti-reflective coating
Features 2 specs
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
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
2021, March 03
2025, January 22
Status
Available. Released 2021, March 12
Available. Released 2025, February 03
Main Camera 4 specs
Triple
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF, OIS
8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm
Auxiliary lens
—
Features
Dual-LED dual-tone flash, HDR, panorama
Laser AF, Best Face, LED flash, auto-HDR, panorama
Video
4K@30fps, 1080p@30fps, gyro-EIS
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 8GB RAM, 256GB 8GB RAM, 256GB 12GB 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
Black, White, Gradient Blue
Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
Models
V2072A
SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS
Price
About 390 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
Technology
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
CDMA2000 1x
1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
5G bands
1, 3, 28, 41, 77, 78 SA/NSA
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
Platform 4 specs
OS
Android 11, OriginOS 1.0
Android 15
Chipset
Mediatek Dimensity 1100 (6 nm)
Snapdragon 8 Elite
CPU
Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Mali-G77 MC9
Adreno 830 (1200 MHz)
Selfie Camera 4 specs
Dual
44 MP, f/2.0, (wide), AF
8 MP, f/2.3, 105˚ (ultrawide)
—
Features
HDR
HDR, HDR10+
Video
4K@30fps, 1080p@30fps
4K@30/60fps, 1080p@30fps
Single
—
12 MP
Sound 3 specs
Loudspeaker
Yes
Yes, with stereo speakers
3.5mm jack
No
No
24-bit/192kHz Hi-Res audio
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
Our Tests 4 specs
Performance
—
AnTuTu: 2207809 (v10)
GeekBench: 9846 (v6)
3DMark: 6687 (Wild Life Extreme)
Display
—
1417 nits max brightness (measured)
Loudspeaker
—
-24.6 LUFS (Very good)
Battery
—
Active use score 14:49h
Similar Comparisons
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.