OnePlus
OnePlus 12
Phones
$799List price
Explore this product Your shortlist, side by side
OnePlus 12 vs Samsung Galaxy S25 Ultra
Find the differences that matter for your next decision.
Samsung
Samsung Galaxy S25 Ultra
Phones
$1,299List price
Explore this product What matters most to you?
Start with all rankable specifications, or focus on a particular use.
Your starting point
Buy the OnePlus 12.
- Leads 9 of 16 rankable overall specs; Samsung Galaxy S25 Ultra takes 7.
- RAM: 16 GB LPDDR5X vs 12 GB
How we reached this
We compare the published specifications relevant to your priority. Each rankable specification counts once; your selected requirements can rule a product out. This is a guide to the numbers, not a laboratory performance score.
Capacity: 5,400 mAh vs 5,000 mAh
It is also $500 cheaper.
The trade-off to know
Check first: the OnePlus 12 has no stylus. the OnePlus 12 has under 5 years of OS updates. the OnePlus 12 is not IP68. Tick them under deal-breakers if that rules it out.
Look at the differences ↓Refine your requirements
Your other devices
What would rule one out?
Side by side
The differences, in detail.
Start with the key specs, then explore as much as you need.
| What you’re comparing | OnePlus 12 | Samsung Galaxy S25 Ultra |
|---|---|---|
| WeightBody | 220 g | 219 g (7.72 oz) |
| SizeDisplay | 6.82 inches | 6.9 inches |
| ChipsetPlatform | Snapdragon 8 Gen 3 (4 nm) | Qualcomm Snapdragon 8 Elite for Galaxy (3 nm) |
| RAMMemory | 16 GB LPDDR5X | 12 GB (16 GB option) |
| Max optical zoomRear camera | 3x optical (6x in-sensor zoom / 120x digital) | 5x optical zoom (10x optical quality, 100x Space Zoom) |
Showing 5 of 48 specifications. Missing values stay unlisted. About the sources
Both sides of the decision
What you gain. What you give up.
OnePlus 12
Reasons to choose it
- Incredible value with top-tier Snapdragon 8 Gen 3 performance
- Super-fast 80W wired and 50W wireless charging with charger in box
- Massive 5,400 mAh battery capacity
Worth considering
- IP65 rating is lower than IP68 competitors
- Curved display glass is more prone to accidental touches
Samsung Galaxy S25 Ultra
Reasons to choose it
- Top-tier Snapdragon 8 Elite 3nm custom Galaxy performance
- Upgraded 50MP ultra-wide and dual 50MP telephoto sensors with 200MP main
- Corning Gorilla Armor 2 anti-reflective display and built-in S Pen stylus
Worth considering
- Premium $1,299 starting price
- Wired charging remains at 45W
Beyond the spec sheet
Living with your choice.
Explore the ownership details available for this pair.
Everyday ownership notes
Documented ergonomic quirks, hardware annoyances, and maintenance realities reported by real owners.
OnePlus: What to watch for
- Hidden Cost
No wall charging adapter included in the retail box.
Samsung: What to watch for
- Hidden Cost
No wall charging adapter included in the retail box.
Know what’s behind the comparison
Published specs. Visible sources.
Clinchmark compares manufacturer specifications and other published information. We have not independently lab-tested these products. Editorial assessments and unknown values are identified in the specification details.
Catalog snapshot: September 1, 2026. Prices, availability, and provider terms can change.
Still weighing it up?
Which is cheaper, the OnePlus 12 or the Samsung Galaxy S25 Ultra?
OnePlus 12 costs $500 less at list price.
What is the biggest catch with the OnePlus 12 or Samsung Galaxy S25 Ultra?
OnePlus 12 has this deal-breaker: no stylus. No pen input for handwritten notes or markup.
Which is better for photos, the OnePlus 12 or the Samsung Galaxy S25 Ultra?
For photos, buy the Samsung Galaxy S25 Ultra. Leads 3 of 5 rankable photos specs; OnePlus 12 takes 2. Max optical zoom: 5x optical zoom vs 3x optical
What cannot be compared from spec sheets?
Of the 48 specs tracked here, 32 are descriptive and cannot be ranked on numbers alone. Spec sheets also cannot measure subjective factors like build quality, real-world performance, or comfort.