Samsung Galaxy A57 leads
by 7 points on overall. The category breakdown below shows where the gap comes from.
Galaxy A57 leads overall versus Galaxy S21. Software: 80 vs 62.9.
Scoring profile: balanced
Samsung Galaxy A57
Best for users who prioritize performance and camera.
Samsung Galaxy S21
Best for users who prioritize display.
This is MyTechAdvisor's own independently compiled analysis, not the manufacturer's — it's provided for informational purposes only and isn't guaranteed to be complete or error-free. See our editorial policy.
Spec table
Start with the key differences, then expand a section to check the full specifications.
Visible rows
66
Meaningful differences
31
Layout
Full side-by-side mode
Display Size
Key differenceResolution
Key differencePeak Brightness
Key differencePixel Density
Key differenceDisplay Protection
Key differenceRefresh Rate
Panel Type
HDR Support
| Specification | Samsung Galaxy A57 | Samsung Galaxy S21 |
|---|---|---|
Display Size Samsung Galaxy A57 leads | 6.7"Better | 6.2" |
Resolution Samsung Galaxy S21 leads | 1080 x 2340 | 1080 x 2400Better |
Refresh Rate Close match | 120Hz | 120Hz |
Peak Brightness Samsung Galaxy A57 leads | 1900 nitsBetter | 1300 nits |
Pixel Density Samsung Galaxy S21 leads | 385 ppi | 424 ppiBetter |
Panel Type Close match | OLED | OLED |
HDR Support Close match | Yes | Yes |
Display Protection Samsung Galaxy A57 leads | Corning Gorilla Glass Victus+Better | Corning Gorilla Glass Victus |
RAM
Key differenceGeekbench (Single)
Key differenceGeekbench (Multi)
Key differenceStorage
Key differenceChipset
Key differenceRAM Type
CPU Clock
CPU Cores
CPU Cluster Speeds
AnTuTu Score
Storage Type
GPU
| Specification | Samsung Galaxy A57 | Samsung Galaxy S21 |
|---|---|---|
RAM Samsung Galaxy A57 leads | 12GBBetter | 8GB |
RAM Type Different | LPDDR5X | LPDDR5 |
CPU Clock Close match | 2.9GHz | 2.9GHz |
CPU Cores Close match | 8 | 8 |
CPU Cluster Speeds Close match | 1x2.9GHz + 4x2.6GHz + 3x1.95GHz | 1x2.9GHz + 3x2.80GHz + 4x2.2GHz |
AnTuTu Score Different | 1363464 | 584055 |
Geekbench (Single) Samsung Galaxy A57 leads | 1500Better | 1100 |
Geekbench (Multi) Samsung Galaxy A57 leads | 4411Better | 3400 |
Storage Samsung Galaxy A57 leads | 512GBBetter | 256GB |
Storage Type Close match | UFS 3.1 | UFS 3.1 |
Chipset Samsung Galaxy S21 leads | Exynos 1680 (4 nm) | Exynos 2100 (5 nm) - International; Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/ChinaBetter |
GPU Different | Xclipse 550 | Mali-G78 MP14 - International; Adreno 660 - USA/China |
Rear Camera
Key differenceRear Camera (All Lenses)
Key differenceRear Sensor Size
Key differenceOptical Zoom
Key differenceMax Video Resolution
Key differenceFront Camera
Key differenceFront Video Resolution
Key differenceRear Aperture
Digital Zoom
Optical Image Stabilization
Front Sensor
Front Aperture
Camera Features
| Specification | Samsung Galaxy A57 | Samsung Galaxy S21 |
|---|---|---|
Rear Camera Samsung Galaxy A57 leads | 50MPBetter | 12MP |
Rear Camera (All Lenses) Samsung Galaxy S21 leads | 50MP + 12MP + 5MP | 64MP + 12MP + 12MPBetter |
Rear Sensor Size Samsung Galaxy A57 leads | 1/1.56Better | 1/1.76 |
Rear Aperture Close match | f/1.8 | f/1.8 |
Optical Zoom Samsung Galaxy S21 leads | None (no telephoto) | 1.1xBetter |
Digital Zoom Different | 10x | 30x |
Optical Image Stabilization Close match | Yes | Yes |
Max Video Resolution Samsung Galaxy S21 leads | 4K@30fps, 1080p@30/60fps, gyro-EIS | 8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EISBetter |
Front Camera Samsung Galaxy A57 leads | 12MPBetter | 10MP |
Front Sensor Different | 12MP 1/3.2" front camera | 10MP 1/3.24" front camera |
Front Aperture Close match | f/2.2 | f/2.2 |
Front Video Resolution Samsung Galaxy S21 leads | 4K@30fps, 1080p@30fps, 10-bit HDR | 4K@30/60fps, 1080p@30fpsBetter |
Camera Features Different | Best Face, LED flash, panorama, HDR | LED flash, auto-HDR, panorama |
Generating honest comparison...
Galaxy A57 generally outperforms Galaxy S21 across key categories. Chipset: Exynos 2100 (5 nm) - International; Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China vs Exynos 1680 (4 nm) This makes Galaxy A57 the better choice for most users, though Galaxy S21 may excel in specific areas.
Best for users who prioritize performance and camera. Galaxy A57 excels in processing power and multitasking.
Best for users who prioritize display. Galaxy S21 offers strong performance in these areas.
Non-PTA
PTA
| Price | Samsung Galaxy A57 | Samsung Galaxy S21 |
|---|---|---|
| Non-PTA | ≈ Rs 72,797 | ≈ Rs 45,920 |
| PTA | Rs 151,799 | -- |
≈ Converted from a fetched price. Store offers, when available, are listed separately.
Choosing between Samsung Galaxy A57 and Samsung Galaxy S21 can be tough. This comparison breaks down performance, camera, battery, and listed pricing so you can decide faster.
We focus on practical differences that impact daily use, not just spec sheet noise.
Samsung Galaxy A57 scores higher overall once each category is weighted, making it the safer all‑round pick.
Samsung Galaxy A57 is the better choice overall, winning in 5 key categories.
The top differences are: Display Size (Samsung Galaxy A57 advantage), Resolution (Samsung Galaxy S21 advantage), Peak Brightness (Samsung Galaxy A57 advantage), Pixel Density (Samsung Galaxy S21 advantage), Display Protection (Samsung Galaxy A57 advantage).
Samsung Galaxy A57 has the stronger camera setup for photos and video.
Samsung Galaxy A57 offers better battery endurance for heavy use.
Samsung Galaxy A57: non-PTA approximately Rs 72,797; PTA Rs 151,799. Samsung Galaxy S21: non-PTA approximately Rs 45,920; PTA not entered. These are phone reference prices, not optional store offers.
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