Galaxy S21 FE 5G vs Galaxy S25 Ultra comparison
Galaxy S21 FE 5G
Overall 64/100120HzIP685G
Chipset: Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1Exynos 2100 (5 nm) - Version 2
Display: 6.4"
Battery: 4500mAh
Sources: Wikipedia | GSMArena - https://www.gsmarena.com/samsung_galaxy_s21_fe_5g-10954.php | Wikipedia | GSMArena
VS
Galaxy S25 Ultra
Overall 85/100120HzIP685G
Chipset: Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
Display: 6.9"
Battery: 5000mAh
Sources: Wikipedia | GSMArena - https://www.gsmarena.com/samsung_galaxy_s25_ultra-13322.php
Differences only hides identical specs in the detailed table below. Highlight winners emphasizes the better spec in each row. Changing the score profile recalculates category scores and the overall verdict.
Galaxy S25 Ultra Wins Overall
Galaxy S21 FE 5G64
Galaxy S25 Ultra85
Galaxy S25 Ultra leads overall versus Galaxy S21 FE 5G. Software: 62.9 vs 100.
Scoring profile: balanced
Key Category Differences
- •Software: 62.9 vs 100 (Galaxy S25 Ultra)
- •Performance: 58.2 vs 88.3 (Galaxy S25 Ultra)
- •Camera: 56.3 vs 76.6 (Galaxy S25 Ultra)
- •Display: 74.1 vs 93.1 (Galaxy S25 Ultra)
Who Should Buy
Galaxy S21 FE 5G
A solid choice with balanced features.
Galaxy S25 Ultra
Best for users who prioritize performance and camera.
Category Scores
Performance
Galaxy S21 FE 5G
Galaxy S25 Ultra
Galaxy S25 Ultra Wins
Why:
ChipsetCPU ClockRAMStorage Type
Camera
Galaxy S21 FE 5G
Galaxy S25 Ultra
Galaxy S25 Ultra Wins
Why:
Rear Sensor SizeRear ApertureRear Camera MegapixelsRear Camera Lenses (Total MP)
Display
Galaxy S21 FE 5G
Galaxy S25 Ultra
Galaxy S25 Ultra Wins
Why:
Refresh RatePeak BrightnessPanel TypeDisplay Size
Battery
Galaxy S21 FE 5G
Galaxy S25 Ultra
Galaxy S25 Ultra Wins
Why:
Battery CapacityCharging SpeedWireless Charging
Build
Galaxy S21 FE 5G
Galaxy S25 Ultra
Galaxy S25 Ultra Wins
Why:
Water ResistanceBuild Materials
Software
Galaxy S21 FE 5G
Galaxy S25 Ultra
Galaxy S25 Ultra Wins
Why:
Update PolicySecurity Updates
Budget-Wise Comparison
Value indices are calculated using score per 1,000 USD to show which phone delivers more for the money.
| Metric | Galaxy S21 FE 5G | Galaxy S25 Ultra |
|---|---|---|
| Budget (price) | $147.45 | $25.00 |
| Price value for budget | 434.05 | 3400.00 |
| Camera for budget | 381.82 | 3064.00 |
| Performance for budget | 394.71 | 3532.00 |
Galaxy S25 Ultra ranks higher for budget
Direct Comparison Verdict
Generating honest comparison...
Detailed AI-Powered Insights
AI-Powered Verdict
Galaxy S25 Ultra generally outperforms Galaxy S21 FE 5G across key categories. Display Size: 6.9" vs 6.4" This makes Galaxy S25 Ultra the better choice for most users, though Galaxy S21 FE 5G may excel in specific areas.
Galaxy S21 FE 5G
A solid choice with balanced features across all categories.
Galaxy S25 Ultra
Best for users who prioritize performance and camera. Galaxy S25 Ultra excels in processing power and multitasking.
Galaxy S21 FE 5G
Pros
- ✓Front Camera: 32MP (vs 12MP)
- ✓Thickness: 7.9 mm (vs 8.2 mm)
- ✓Weight: 177g (vs 218g)
Cons
- ✗Smaller display size: 6.4" vs 6.9"
- ✗Resolution: 1080 x 2340 (1440 x 3120 is better)
- ✗Peak Brightness: 792 nits (2600 nits is better)
Galaxy S25 Ultra
Pros
- ✓Larger display size: 6.9" vs 6.4"
- ✓Resolution: 1440 x 3120 (vs 1080 x 2340)
- ✓Brighter display: 2600 nits vs 792 nits
- ✓Pixel Density: 498 ppi (vs 403 ppi)
Cons
- ✗Front Camera: 12MP (32MP is better)
- ✗Thickness: 8.2 mm (7.9 mm is better)
- ✗Weight: 218g (177g is better)
Category Breakdown
Note: All insights are generated from actual phone specifications. No assumptions or external data are used.
Detailed Specifications
| Specification | Galaxy S21 FE 5G | Galaxy S25 Ultra |
|---|---|---|
Display Size | 6.4" | 6.9"Better |
Resolution | 1080 x 2340 | 1440 x 3120Better |
Refresh Rate | 120Hz | 120Hz |
Peak Brightness | 792 nits | 2600 nitsBetter |
Pixel Density | 403 ppi | 498 ppiBetter |
Panel Type | OLED | OLED |
Display Protection | Corning Gorilla Glass Victus | Corning Gorilla Armor 2, Mohs level 6 | DX anti-reflective coating |
| Specification | Galaxy S21 FE 5G | Galaxy S25 Ultra |
|---|---|---|
RAM | 6GB | 12GBBetter |
CPU Clock | 2.84GHz | 4.47GHzBetter |
CPU Cluster Speeds | 1x2.84GHz + 3x2.42GHz + 4x1.80GHz + 1x2.9GHz + 3x2.80GHz + 4x2.2GHz | 2x4.47GHz + 6x3.53GHzBetter |
Storage | 256GB | 512GBBetter |
Storage Type | UFS 3.1 | UFS 4.0Better |
Chipset | Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1Exynos 2100 (5 nm) - Version 2 | Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm) |
GPU | Adreno 660 - Version 1Mali-G78 MP14 - Version 2 | Adreno 830 (1200 MHz) |
| Specification | Galaxy S21 FE 5G | Galaxy S25 Ultra |
|---|---|---|
Rear Camera | 12MP | 200MPBetter |
Rear Sensor Size | 1/1.76 | 1/1.3Better |
Rear Aperture | f/1.8 | f/1.7Better |
Optical Zoom | 3x | 3x |
Optical Image Stabilization | Yes | Yes |
Max Video Resolution | 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, gyro-EIS | 8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EISBetter |
Front Camera | 32MPBetter | 12MP |
Front Aperture | f/2.2 | f/2.2 |
Front Video Resolution | 4K@30/60fps, 1080p@30/60fps, gyro-EIS | 4K@30/60fps, 1080p@30fps |
Camera Features | LED flash, auto-HDR, panorama | Laser AF, Best Face, LED flash, auto-HDR, panorama |
Community Votes
Galaxy S21 FE 5G vs Galaxy S25 Ultra: Complete Comparison
Choosing between Galaxy S21 FE 5G and Galaxy S25 Ultra can be tough. This comparison breaks down performance, camera, battery, and pricing in Pakistan so you can decide faster.
We focus on practical differences that impact daily use, not just spec sheet noise.
Key Differences at a Glance
Display Size
Galaxy S25 UltraGalaxy S21 FE 5G: 6.4"
Galaxy S25 Ultra: 6.9"
Resolution
Galaxy S25 UltraGalaxy S21 FE 5G: 1080 x 2340
Galaxy S25 Ultra: 1440 x 3120
Peak Brightness
Galaxy S25 UltraGalaxy S21 FE 5G: 792 nits
Galaxy S25 Ultra: 2600 nits
Pixel Density
Galaxy S25 UltraGalaxy S21 FE 5G: 403 ppi
Galaxy S25 Ultra: 498 ppi
RAM
Galaxy S25 UltraGalaxy S21 FE 5G: 6GB
Galaxy S25 Ultra: 12GB
Our Verdict
Winner: Galaxy S25 Ultra
Galaxy S25 Ultra wins more categories overall, making it the safer all‑round pick.
Choose Galaxy S21 FE 5G if:
- • You prefer the Samsung ecosystem
Choose Galaxy S25 Ultra if:
- • You prioritize performance performance
- • You prioritize camera performance
- • You prioritize display performance
- • You prefer the Samsung ecosystem
Frequently Asked Questions
Which is better: Galaxy S21 FE 5G or Galaxy S25 Ultra?
Galaxy S25 Ultra is the better choice overall, winning in 6 key categories.
What are the biggest differences between Galaxy S21 FE 5G and Galaxy S25 Ultra?
The top differences are: Display Size (Galaxy S25 Ultra advantage), Resolution (Galaxy S25 Ultra advantage), Peak Brightness (Galaxy S25 Ultra advantage), Pixel Density (Galaxy S25 Ultra advantage), RAM (Galaxy S25 Ultra advantage).
Which phone has better camera quality?
Galaxy S25 Ultra delivers better camera performance overall.
Which phone has better battery life?
Galaxy S25 Ultra tends to last longer on a charge.
What is the price difference in Pakistan?
Galaxy S21 FE 5G typically ranges from $147.45 to $147.45, while Galaxy S25 Ultra ranges from $25.00 to $25.00.
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