Samsung Galaxy S25 Ultra vs Samsung Galaxy A55 5G

Updated Sep 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the Samsung Galaxy S25 Ultra is the better pick — it scores 77/100 to the Samsung Galaxy A55 5G's 60, leading on Chip and Memory. Choose the Samsung Galaxy A55 5G instead if front camera matters most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

Samsung Galaxy S25 Ultra leads overall

Samsung Galaxy S25 Ultra

Samsung Galaxy A55 5G

Why it stands out

Storage capacity: 256 GB (100% more)
Rear camera (megapixels): 200 MP (300% more)
Rear Camera Optical zoom: 5 (400% more)

Watch-outs

Compromises to know before you buy

Samsung Galaxy S25 Ultra

No notable compromises found.

Samsung Galaxy A55 5G

No wireless charging.

Winner by category for Samsung Galaxy S25 Ultra vs Samsung Galaxy A55 5G
Category	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G	Winner
Chip	88	53	Samsung Galaxy S25 Ultra
Memory	80	52	Samsung Galaxy S25 Ultra
Storage	53	55	Tie
Display	77	59	Samsung Galaxy S25 Ultra
Rear Camera	79	61	Samsung Galaxy S25 Ultra
Front Camera	53	69	Samsung Galaxy A55 5G
Cellular	84	84	Tie
Connectivity	75	63	Samsung Galaxy S25 Ultra
Sensors	85	85	Tie
Design & Weight	53	52	Tie
Power & Battery	77	61	Samsung Galaxy S25 Ultra
Benchmark	91	34	Samsung Galaxy S25 Ultra
Miscellaneous	66	63	Samsung Galaxy S25 Ultra
Security	85	85	Tie

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Sep 2026.

Samsung Galaxy S25 Ultra

The Samsung Galaxy S25 Ultra is a premium flagship slate smartphone designed for power users who require top-tier processing power and productivity tools. It features the Snapdragon 8 Elite For Galaxy processor and is distinguished by its built-in S Pen stylus and robust 5,000 mAh battery.

Best for Productivity and note-taking with an integrated stylusBest for High-performance mobile gaming and demanding multitasking

Pros

Powerful Snapdragon 8 Elite For Galaxy chip coupled with Oryon CPU architecture
Integrated S Pen stylus for sketching, writing, and navigation
Includes modern Qi2 wireless charging standard support up to 15W
Offers up to 1 TB of fast UFS 4.0 storage

Cons

Heavy slate design weighing 218 grams, which may feel bulky in-hand
The 16 GB RAM configuration is exclusive to the 1 TB model in Asia, leaving other markets with 12 GB

Samsung Galaxy A55 5G

The Samsung Galaxy A55 5G is a mid-range smartphone designed for users seeking high-end build quality and reliable everyday performance without the premium price tag. It is powered by the Exynos 1480 processor and features a 6.6-inch Super AMOLED display with a smooth 120Hz refresh rate.

Best for All-day mobile gaming and media consumptionBest for Users wanting a highly durable mid-range device with IP67 protection

Pros

Premium aesthetic and build quality with a modern flat-edged design
Excellent visual performance from the 120Hz Super AMOLED screen
Improved gaming capabilities that run heavy titles like Genshin Impact smoothly
IP67 dust and water resistance rating for added durability

Cons

Relatively slow 25W maximum charging speed
Lacks the specialized AI software features found on premium Galaxy devices
At 213 grams, the phone is somewhat heavy to hold for long periods

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

Samsung Galaxy S25 Ultra

Check Price on Amazon

Samsung Galaxy A55 5G

Check Price on Amazon

Performance

Higher benchmark score = faster

Samsung Galaxy S25 Ultra2,207,809

Samsung Galaxy A55 5G726,158

See the raw benchmark values →

Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.

Battery capacity

Larger cell — a hardware spec, not battery life

Samsung Galaxy S25 Ultra5,000 mAh

Samsung Galaxy A55 5G5,000 mAh

Capacity is the raw battery size. Real-world battery life depends just as much on the processor, software and display.

Physical Comparison

Weigh them up, then compare real dimensions in 3D

Samsung Galaxy S25 UltraSamsung Galaxy A55 5G

Samsung Galaxy S25 Ultra is 5 g (2%) heavier than Samsung Galaxy A55 5G.

Detailed Specifications

The full spec sheet, side by side

Chip

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Model

Memory

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
RAM capacity	12 GB50% more	8 GB
Memory technology		N/A

Storage

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Storage capacity	256 GB100% more	128 GB
Is expandable	No	Yes

Display

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Size	6.9 in5% more	6.6 in
Resolution	1440 × 3120 px	1080 × 2340 px
Pixel density	498 PPI28% more	390 PPI
Refresh rate	120 Hz	120 Hz
Display technology
Protection
Has pen support	Yes	No
Screen-to-body ratio	93%	86%

Rear Camera

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Rear camera (megapixels)	200 MP300% more	50 MP
Rear camera aperture	1.76% less	1.8
Optical zoom	5400% more	1
Has High Dynamic Range (HDR)	Yes	Yes
Has Optical Image Stabilization (OIS)	Yes	Yes
Number of cameras	4	3
Other cameras	10 MP telephoto f/2.4, 50 MP f/3.4, 50 MP ultrawide f/1.9	12 MP ultrawide f/2.2, 5 MP macro

Front Camera

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Front camera (megapixels)	12 MP	32 MP167% more
Front camera aperture	2.2	2.2

Cellular

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Cellular technology
SIM type
Has dual-sim support	Yes	Yes

Connectivity

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Bluetooth technology
Wi-Fi technology
Connector
Has a headphone jack	No	No

Sensors

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Has a NFC sensor	Yes	Yes
Has an accelerometer sensor	Yes	Yes
Has a gyroscope sensor	Yes	Yes
Has a magnetic field sensor	Yes	Yes
Has an atmospheric pressure sensor	Yes	No
Has a GPS sensor	Yes	Yes

Design & Weight

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Color	N/A	N/A
Dimensions	7.76 × 16.28 × 0.82 cm	7.74 × 16.11 × 0.82 cm
Weight	218 g	213 g

Power & Battery

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Battery capacity	5,000 mAh	5,000 mAh
Has wireless charging support	Yes	No
Has fast charging support	Yes	Yes

Benchmark

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Antutu score	2,207,809204% more	726,158
Geekbench single-core score	3,057168% more	1,142
Geekbench multi-core score	9,846194% more	3,350

Miscellaneous

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Release date	February 3, 2025	March 15, 2024
SAR (Head)	1.26 W/kg	0.68 W/kg46% less
SAR (Body)	0.64 W/kg38% less	1.04 W/kg
Dust & Water resistance
Operating system

Security

Feature	Samsung Galaxy S25 Ultra	Samsung Galaxy A55 5G
Has a fingerprint scanner	Yes	Yes
Has an advanced face scanner	No	No

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about Samsung Galaxy S25 Ultra vs Samsung Galaxy A55 5G comparison

Based on our overall comparison score, Samsung Galaxy S25 Ultra rates higher at 82/100 versus 68/100 for Samsung Galaxy A55 5G — a 14-point lead. Samsung Galaxy S25 Ultra is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

Samsung Galaxy S25 Ultra and Samsung Galaxy A55 5G are compared side by side above across every spec in the smartphones category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 82/100 for Samsung Galaxy S25 Ultra and 68/100 for Samsung Galaxy A55 5G.

At launch, Samsung Galaxy A55 5G was the more affordable option ($479) versus Samsung Galaxy S25 Ultra ($1299). Weigh that against the overall scores (82/100 vs 68/100) and the value-for-money meter above to judge whether the higher-rated model justifies its price for your needs. Current retail prices vary — check the retailer.

If you want the higher-rated smartphones option overall, Samsung Galaxy S25 Ultra (82/100) edges out Samsung Galaxy A55 5G (68/100). But if Samsung Galaxy A55 5G is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.