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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 A77 4G | Samsung Galaxy S25 Ultra |
|---|---|---|
| Display size (in) | 6.56 | 6.90 |
| Charging (W) | 33 | 45 |
| Main camera (MP) | 50.00 | 200.00 |
| Selfie (MP) | 8.00 | 12.00 |
| Weight (g) | 187 | 218 |
| Thickness (mm) | 8.00 | 8.20 |
| Chipset | Mediatek MT6765G Helio G35 (12 nm) | Snapdragon 8 Elite |
| OS | Android 12, upgradable to Android 14, ColorOS 14 | Android 15 |
Pros & Cons
Oppo A77 4G
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 A77 4G
Samsung
Samsung Galaxy S25 Ultra
Battery 3 specs
Type
Li-Po 5000 mAh
Li-Ion 5000 mAh
Charging
33W wired, 100% in 69 min
45W wired
Capacity
—
5000 mAh
Body 5 specs
Dimensions
163.8 x 75 x 8 mm (6.45 x 2.95 x 0.31 in)
162.8 x 77.6 x 8.2 mm
Weight
187 g / 189 g (6.60 oz)
218 g
Build
Glass front, plastic frame, plastic or leather back
Glass front (Corning Gorilla Armor 2), glass back (Gorilla Glass Victus 2), titanium frame (grade 5)
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
IP54 dust protected and water resistant (water splashes)
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
5.0, A2DP, LE, aptX HD
5.4, A2DP, LE
Positioning
GPS, GLONASS, BDS, GALILEO, QZSS
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Yes
Yes
Radio
No
No
USB
USB Type-C 2.0, OTG
USB Type-C 3.2, DisplayPort 1.2, OTG
5G
—
Yes
Display 5 specs
Type
IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
Dynamic AMOLED 2X
Size
6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)
6.9 inches
Resolution
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
1440 x 3120 pixels
Protection
—
Corning Gorilla Armor 2, Mohs level 6
—
DX anti-reflective coating
Features 2 specs
Sensors
Fingerprint (side-mounted), accelerometer, 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
2022, August 03
2025, January 22
Status
Available. Released 2022, August 03
Available. Released 2025, February 03
Main Camera 4 specs
Dual
50 MP, f/1.8, (wide), PDAF
Auxiliary lens
—
Features
LED flash, HDR, panorama
Laser AF, Best Face, LED flash, auto-HDR, panorama
Video
1080p@30fps
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
microSDXC
No
Internal
64GB 4GB RAM, 128GB 3GB RAM, 128GB 4GB RAM
256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM
UFS 2.2
UFS 4.0
RAM
—
12GB
Storage
—
256GB
Misc 5 specs
Colors
Sunset Orange, Sky Blue
Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
Models
CPH2385
SM-S938B, SM-S938B/DS, SM-S938U, SM-S938U1, SM-S938W, SM-S938N, SM-S9380, SM-S938E, SM-S938E/DS
Price
About 200 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 / HSPA / LTE
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 5, 8, 38, 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
Speed
HSPA, LTE
HSPA, LTE (CA), 5G
—
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
Android 12, upgradable to Android 14, ColorOS 14
Android 15
Chipset
Mediatek MT6765G Helio G35 (12 nm)
Snapdragon 8 Elite
CPU
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
PowerVR GE8320
Adreno 830 (1200 MHz)
Selfie Camera 3 specs
Single
8 MP, f/2.0, 26mm (wide)
12 MP
Features
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
Yes
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
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.