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Samsung Galaxy S23 Ultra vs Samsung Galaxy S25 Plus

Side-by-side comparison of specifications, price, camera, battery and performance in India

Samsung Galaxy S23 Ultra
Phone 1

Samsung

Samsung Galaxy S23 Ultra

₹84,999

View details →
Samsung Galaxy S25 Plus
Phone 2

Samsung

Samsung Galaxy S25 Plus

₹89,999

View details →
Expert verdict

Samsung Galaxy S23 Ultra vs Samsung Galaxy S25 Plus: Comparison Summary

Price

Samsung Galaxy S23 Ultra is priced lower at ₹84,999, giving it an affordability edge. The price gap is ₹5,000.

Samsung Galaxy S23 Ultra wins
Display

Samsung Galaxy S23 Ultra features a — display. Samsung Galaxy S25 Plus offers —. Both offer the same refresh rate.

Performance

Samsung Galaxy S23 Ultra runs the —. Samsung Galaxy S25 Plus is powered by the —. Both phones share the same chipset, so raw performance will be near-identical.

Camera

Samsung Galaxy S23 Ultra offers a — camera system. Samsung Galaxy S25 Plus has —. Both phones support 4K video recording.

Battery

Samsung Galaxy S23 Ultra packs a — setup. Samsung Galaxy S25 Plus uses —. Both phones have the same battery capacity.

Software & Ecosystem

Samsung Galaxy S23 Ultra runs —. Samsung Galaxy S25 Plus ships with —. Software update timelines and AI features differ significantly between the two ecosystems.

Spec score

Overall rating breakdown

Samsung Galaxy S23 Ultra

65%

Fair

Samsung Galaxy S25 Plus

65%

Fair

Strengths and weaknesses

Pros and cons

Samsung Galaxy S23 Ultra

₹84,999

Pros

  • 10× periscope optical zoom is unique and unmatched in this price range after discounts — delivers Space Zoom up to 100×
  • S Pen with low latency makes note-taking, sketching, and document signing natural and responsive
  • Snapdragon 8 Gen 2 still delivers top-tier gaming and AI performance 2 years after launch
  • At its 2025 discounted price, the S23 Ultra offers better zoom capability than phones double its price

Cons

  • 4-year OS update promise (not the 7 years introduced with S24 series) — it will stop receiving updates sooner
  • At 234g it is heavy — the heaviest phone in this list
  • No anti-reflective coating on the display (introduced with S24 Ultra)
  • Wi-Fi 6E (not Wi-Fi 7 as in S24 Ultra and S25)

Samsung Galaxy S25 Plus

₹89,999

Pros

  • QHD+ resolution makes this the sharpest-looking screen in the S25 lineup — ideal for media consumption and creators
  • 4900 mAh battery comfortably sees most users through 1.5 days of mixed use
  • 45W charging fills to 60% in around 30 minutes — meaningfully faster than the standard S25
  • Snapdragon 8 Elite handles everything — Ray Tracing gaming, 8K video, real-time AI — without breaking a sweat

Cons

  • At ₹89,999 it sits very close to the S26's launch price — a tighter value proposition in late 2025
  • No telephoto beyond 3× — the S25 Ultra's periscope 5× is a notable step up for zoom photography
  • The heavy QHD+ display drains battery faster when set to max resolution
Full specifications

Samsung Galaxy S23 Ultra vs Samsung Galaxy S25 Plus — Complete specification table

At a Glance
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
Starting Price
₹84,999
Lower price
₹89,999
Network
5G
5G
Launched
—
—
User Rating
—
—
Available colours
2 options
2 options
Display
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
Screen Size
6.8 inches
6.7 inches
Resolution
3088 × 1440 px QHD+
3088 × 1440 px QHD+
Panel Type
Dynamic AMOLED 2X
Dynamic AMOLED 2X
Refresh Rate
1–120Hz LTPO
1–120Hz LTPO
Brightness
2200 nits peak
2600 nits peak
Protection
—
Corning Gorilla Glass Victus 2
Performance
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
Processor
Snapdragon 8 Gen 2 (4nm)
Snapdragon 8 Elite (3nm)
CPU Cores
Octa-core (1× 3.36GHz + 2× 2.8GHz + 2× 2.8GHz + 3× 2.0GHz)
Octa-core (2× 4.47GHz + 6× 3.53GHz)
GPU
Adreno 740
Adreno 830
RAM
12GB LPDDR5
12GB LPDDR5X
Storage
256GB / 512GB UFS 4.0
256GB / 512GB UFS 4.0
Expandable Storage
—
No
Camera
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
Main Camera
200MP f/1.7 OIS
50MP f/1.8 OIS
Periscope Telephoto
10MP f/4.9 OIS (10× optical)
—
Telephoto
10MP f/2.4 OIS (3× optical)
—
Ultra-Wide Camera
12MP f/2.2
12MP f/2.2
Front Camera
12MP f/2.2
12MP f/2.2
Video Recording
8K @ 30fps
8K @ 30fps, 4K @ 120fps
Telephoto Camera
—
10MP f/2.4 OIS (3× optical)
Battery & Charging
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
Battery Capacity
5000 mAh
4900 mAh
Charging Speed
45W wired
45W wired
Wireless Charging
15W (Qi)
15W (Qi2)
Reverse Wireless
4.5W
4.5W
Connectivity
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
Network
5G SA/NSA
5G SA/NSA (Sub-6GHz + mmWave)
Wi-Fi
Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi 7 (802.11 be)
Bluetooth
Bluetooth 5.3
Bluetooth 5.4
USB
USB 3.2 Gen 2 Type-C
USB 3.2 Gen 2 Type-C
NFC
Yes
Yes
UWB
—
Yes
Design & Build
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
Body Material
Armor Aluminum frame, Gorilla Glass Victus 2 back
Armor Aluminum frame, Gorilla Glass back
IP Rating
IP68
—
S Pen
Built-in S Pen, 2.8ms latency
—
Dimensions
163.3 × 78.1 × 8.9 mm
158.0 × 75.8 × 7.3 mm
Weight
234g
190g
Fingerprint Sensor
Under-display (ultrasonic)
Under-display (ultrasonic)
Water Resistance
—
IP68 (1.5m, 30 min)
SIM
—
Dual SIM (Nano + eSIM)
Software
Specification
Samsung Galaxy S23 Ultra
Samsung Galaxy S25 Plus
OS at Launch
Android 13
Android 15
UI
One UI 5.1
One UI 7
AI Features
Galaxy AI via software update (One UI 6.1)
Full Galaxy AI suite
Update Promise
4 years OS, 5 years security
7 years OS, 7 years security
Price comparison

All variants and prices

Samsung Galaxy S23 Ultra

12GB RAM / 256GB
₹84,999
12GB RAM / 512GB
₹99,999

Samsung Galaxy S25 Plus

12GB RAM / 256GB
₹89,999
12GB RAM / 512GB
₹1,04,999
Common questions

Samsung Galaxy S23 Ultra vs Samsung Galaxy S25 Plus: Frequently asked questions

Which is better: Samsung Galaxy S23 Ultra or Samsung Galaxy S25 Plus?
The Samsung Galaxy S23 Ultra and Samsung Galaxy S25 Plus target similar market segments. The Samsung Galaxy S23 Ultra starts at ₹84,999 and runs — with a — display and — chip. The Samsung Galaxy S25 Plus starts at ₹89,999 and offers — with —. If battery life is the priority, compare their mAh capacities. If display quality matters, compare refresh rates and panel types. Neither has a universal advantage — the choice depends on your use case and ecosystem preference.
What is the price difference between Samsung Galaxy S23 Ultra and Samsung Galaxy S25 Plus?
The Samsung Galaxy S23 Ultra starts at ₹84,999 and the Samsung Galaxy S25 Plus starts at ₹89,999 in India. The price difference between base models is ₹5,000. Both phones are available in multiple RAM/storage variants at different price points.
Does Samsung Galaxy S23 Ultra have a better camera than Samsung Galaxy S25 Plus?
Samsung Galaxy S23 Ultra offers a — camera system. Samsung Galaxy S25 Plus provides —. Camera quality depends on factors beyond megapixels — including sensor size, aperture, OIS, and computational photography. For the most accurate comparison, refer to independent review sites that run controlled camera tests in the same conditions.
Which phone has longer battery life: Samsung Galaxy S23 Ultra or Samsung Galaxy S25 Plus?
Samsung Galaxy S23 Ultra comes with a — battery. Samsung Galaxy S25 Plus includes —. Battery life also depends on the display resolution, refresh rate, and software optimisation. A larger mAh does not guarantee proportionally longer life if the display or processor is more power-hungry.
Is Samsung Galaxy S23 Ultra still a good phone in 2025?
Yes, particularly at its discounted price of around ₹84,999. The 200MP camera, 10× optical zoom, S Pen, Snapdragon 8 Gen 2, and IP68 rating remain class-leading features. The key limitation is the 4-year OS update promise (ending around 2027) versus the S24/S25 series' 7-year commitment. If long-term software support is a priority, choose S24 Ultra.
What is the difference between Galaxy S25 Plus and S25 Ultra?
The S25 Ultra adds: a 200MP main camera, a dedicated 50MP periscope 5× telephoto, the built-in S Pen stylus, 12GB RAM (same), and titanium frame. It costs ₹94,999 vs ₹89,999 for the Plus. For photography enthusiasts and S Pen users, the Ultra is worth the extra ₹5,000. The Plus is the choice for users who want a large-screen flagship without the stylus niche.
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Editorial note

Specifications on Gadzela are sourced from official brand announcements and cross-referenced against published datasheets. Prices shown reflect India launch prices and may vary by retailer or over time. Always verify before purchasing. This page does not contain sponsored placements.