Samsung Galaxy A55 vs Samsung Galaxy S25 Ultra
Samsung's flagship S25 Ultra dominates across nearly every dimension compared to the mid-range Galaxy A55. Display quality is dramatically superior with the S25 Ultra's 3120x1440 LTPO Dynamic AMOLED 2X screen reaching 2600 nits versus the A55's 1000-nit Super AMOLED. Camera capabilities showcase the largest gap: the S25 Ultra's 200MP main sensor with dual periscope telephoto lenses and 8K video recording vastly outpace the A55's 50MP single setup. Performance differences are equally significant—Snapdragon 8 Elite crushes the Exynos 1480, with the S25 Ultra supporting 12GB RAM and up to 1TB storage. Battery capacity matches at 5000mAh, but the S25 Ultra charges faster (45W vs 25W) and adds wireless charging. Build quality favors the Ultra with titanium and Gorilla Glass Armor 2. For photographers and power users demanding flagship features, the S25 Ultra justifies its premium. Budget-conscious buyers prioritizing solid everyday performance and a large display should embrace the A55's excellent value proposition.
Full Specifications
| Spec | Samsung Galaxy A55 | Samsung Galaxy S25 Ultra |
|---|---|---|
| Software | Android 14, One UI 6.1 | Android 15, One UI 7 |
| Body | ||
| Weight | 213 g | 218 g |
| Material | Aluminum frame, Gorilla Glass Victus+ | Titanium frame, Gorilla Glass Armor 2 |
| IP rating | IP67 | IP68 |
| Dimensions | 161.1 x 77.4 x 8.2 mm | 162.8 x 77.6 x 8.2 mm |
| Camera | ||
| Main camera | 50 MP, f/1.8, OIS | 200 MP, f/1.7, OIS |
| Front camera | 32 MP, f/2.2 | 12 MP, f/2.2 |
| Video | 4K@30fps | 8K@30fps, 4K@120fps |
| Telephoto | 5 MP macro | 50 MP 5x periscope + 10 MP 3x |
| Ultrawide | 12 MP, f/2.2 | 50 MP, f/1.9 |
| Memory | ||
| RAM | 8 GB | 12 GB |
| Storage options | 128 GB, 256 GB | 256 GB, 512 GB, 1 TB |
| Battery | ||
| Capacity | 5000 mAh | 5000 mAh |
| Charging | 25W wired | 45W wired |
| Wireless charging | — | 15W Qi2 |
| Display | ||
| Size | 6.6 inches | 6.9 inches |
| Type | Super AMOLED | Dynamic AMOLED 2X LTPO |
| Resolution | 2340 x 1080 | 3120 x 1440 |
| Refresh rate | 120Hz | 120Hz |
| Brightness (nits) | 1000 | 2600 |
| Processor | ||
| CPU | Octa-core (4x2.75 GHz + 4x2.0 GHz) | Octa-core (2x4.47 GHz + 6x3.53 GHz) |
| GPU | Xclipse 530 | Adreno 830 |
| Chipset | Exynos 1480 | Snapdragon 8 Elite for Galaxy |
| Connectivity | ||
| 5G | ||
| NFC | ||
| USB | USB-C 2.0 | USB-C 3.2 |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.3 | 5.4 |
Category Scores
Pros & Cons
Samsung Galaxy A55
Pros
- Premium aluminum and Gorilla Glass build
- Vibrant 120Hz Super AMOLED display
- Large 5000 mAh battery with great endurance
- Four years of OS upgrades and five years of security
- IP67 water and dust resistance
Cons
- Exynos 1480 lags behind Snapdragon rivals
- Heavy at 213 g
- No dedicated telephoto camera
- Only 25W charging with no charger included
Samsung Galaxy S25 Ultra
Pros
- Class-leading 200 MP main camera with 5x periscope zoom
- Built-in S Pen for note-taking and productivity
- Bright 2600-nit display with Gorilla Glass Armor 2
- Snapdragon 8 Elite delivers top-tier performance
- 7 years of OS and security updates
Cons
- Very expensive at $1299 starting price
- S Pen lost Bluetooth remote features
- Charging speed still capped at 45W
- Large and heavy for one-handed use
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