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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 | Oppo Watch X2 | Samsung Galaxy S25 Ultra |
|---|---|---|
| Display size (in) | 1.50 | 6.90 |
| Weight (g) | 49 | 218 |
| Thickness (mm) | 11.80 | 8.20 |
| Chipset | Qualcomm Snapdragon W5 Gen 1 (4 nm) | Snapdragon 8 Elite |
| OS | ColorOS Watch 7.0 + Wear OS 5.0 | Android 15 |
Pros & Cons
Oppo Watch X2
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
Oppo
Oppo Watch X2
Samsung
Samsung Galaxy S25 Ultra
Battery 3 specs
Type
Li-Ion 648 mAh
Li-Ion 5000 mAh
Charging
7.5W wired
45W wired
Capacity
—
5000 mAh
Body 5 specs
Dimensions
47.6 x 46.6 x 11.8 mm (1.87 x 1.83 x 0.46 in)
162.8 x 77.6 x 8.2 mm
Weight
49.7 g (1.76 oz)
218 g
Build
Sapphire crystal front, stainless steel frame, plastic back
Glass front (Corning Gorilla Armor 2), glass back (Gorilla Glass Victus 2), titanium frame (grade 5)
SIM
No
· 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
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
MIL-STD-810H compliant
Waterproof (5ATM/50m)
Compatible with standard 22mm straps
ECG certified
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Stylus
Camera 1 spec
No
—
Connectivity 7 specs
WLAN
Wi-Fi 802.11 a/b/g/n, dual-band
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 (L1+L5), GLONASS, GALILEO, BDS, QZSS
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Yes
Yes
Radio
No
No
USB
No
USB Type-C 3.2, DisplayPort 1.2, OTG
5G
—
Yes
Display 5 specs
Type
LTPO AMOLED, 2200 nits (peak)
Dynamic AMOLED 2X
Size
1.5 inches
6.9 inches
Resolution
466 x 466 pixels (~310 ppi density)
1440 x 3120 pixels
Protection
Sapphire crystal glass
Corning Gorilla Armor 2, Mohs level 6
—
DX anti-reflective coating
Features 2 specs
Sensors
Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature)
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
2025, February 20
2025, January 22
Status
Available. Released 2025, March 28
Available. Released 2025, February 03
Memory 5 specs
Card slot
No
No
Internal
32GB 2GB RAM
256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM
—
UFS 4.0
RAM
—
12GB
Storage
—
256GB
Misc 5 specs
Colors
Lava Black, Summit Blue
Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
Models
OPWWE251
SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS
Price
About 300 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 9 specs
Technology
No cellular connectivity
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
N/A
GSM 850 / 900 / 1800 / 1900
3G bands
N/A
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
N/A
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
Speed
No
HSPA, LTE (CA), 5G
GPRS
No
—
EDGE
No
—
—
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, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
Platform 4 specs
OS
ColorOS Watch 7.0 + Wear OS 5.0
Android 15
Chipset
Qualcomm Snapdragon W5 Gen 1 (4 nm)
Snapdragon 8 Elite
CPU
—
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
—
Adreno 830 (1200 MHz)
Sound 3 specs
3.5mm jack
No
No
Loudspeaker
Yes
Yes, with stereo speakers
—
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
Main Camera 3 specs
Features
—
Laser AF, Best Face, LED flash, auto-HDR, panorama
Video
—
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
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
Selfie Camera 3 specs
Features
—
HDR, HDR10+
Video
—
4K@30/60fps, 1080p@30fps
Single
—
12 MP
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.