Samsung Galaxy A37 5G vs Samsung Galaxy S21 FE 5G
The Samsung Galaxy A37 5G scores 6.5 in our rating, and the Samsung Galaxy S21 FE 5G scores 6.8. The Samsung Galaxy A37 5G leads in performance, software support and value for money, while the Samsung Galaxy S21 FE 5G is ahead in display and camera. At launch in the US, the Samsung Galaxy A37 5G cost $250 less ($449.99 vs $699.99). The Samsung Galaxy A37 5G is the newer phone, announced Mar 25, 2026.
Key differences
Why choose the Samsung Galaxy A37 5G
- Bigger battery 5,000 mAh vs 4,500 mAh
- Faster wired charging 45 W vs 25 W
- Bigger screen 6.7 inches vs 6.4 inches
- Longer OS update support 6 years vs 4 years
- Lower launch price $449.99 vs $699.99
- Newer model Mar 25, 2026 vs Jan 4, 2022
Why choose the Samsung Galaxy S21 FE 5G
- Lighter 177 g vs 196 g
- Higher-resolution video 4K@60 vs 4K@30
- Sharper display 403 ppi vs 385 ppi
- Reverse wireless charging
- Better selfie video 4K@60 vs 4K@30
PhoneRanked scores
Calculated from specs, relative to phones from the same year and price range. How we rate phones
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
Overall
6.5
6.8
Display
7.5
8.2
Performance
5.4
5.2
Camera
5.9
7.3
Battery
5.0
5.0
Design
8.0
8.2
Software support
8.4
6.9
Value for money
4.4
3.9
Display
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
Size
6.7 inches
6.4 inches
Type
OLED, Super AMOLED
OLED, Dynamic AMOLED 2X
Resolution
1080 × 2340 px
1080 × 2340 px
Pixel density
385 ppi
403 ppi
Refresh rate
120 Hz
120 Hz
Adaptive refresh
✕ No
✕ No
Peak brightness
1,900 nits
—
Protection
Gorilla Glass Victus+
Gorilla Glass Victus
Performance
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
Process
4 nm
5 nm
Max CPU clock
2.75 GHz
2.84 GHz
GPU
Xclipse 530
Adreno 660
Geekbench 6 single-core
—
1,200
Geekbench 6 multi-core
—
3,450
RAM
6 GB / 8 GB / 12 GB
6 GB / 8 GB
Storage
128 GB / 256 GB
128 GB / 256 GB
Storage type
UFS 3.1
UFS 3.1
microSD slot
✕ No
✕ No
Cameras
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
Main camera
50 MP, f/1.8
12 MP, f/1.8, 1/1.76"
Optical stabilization
✓ Yes
✓ Yes
Ultrawide
8 MP
12 MP
Telephoto
—
8 MP, 3× optical
Optical zoom
—
3×
Rear cameras
3
3
Rear video
4K@30
4K@60
Front camera
12 MP
32 MP
Front video
4K@30
4K@60
Battery and charging
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
Capacity
5,000 mAh
4,500 mAh
Battery type
Li-Ion
Li-Ion
Wired charging
45 W
25 W
Wireless charging
—
15 W
Reverse wireless
✕ No
✓ Yes
Charger in box
✕ No
✕ No
Design and build
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
Dimensions
162.9 × 78.2 × 7.4 mm
155.7 × 74.5 × 7.9 mm
Thickness
7.4 mm
7.9 mm
Weight
196 g
177 g
Form factor
Bar
Bar
Frame
Plastic
Aluminum
Back
Glass
Plastic
Water resistance
IP68
IP68
Fingerprint
Under-display optical
Under-display optical
3D face unlock
✕ No
✕ No
SIM
Dual Nano-SIM + eSIM
—
Colors
Awesome Lavender, Awesome Charcoal, Awesome Graygreen, Awesome White
Olive, Lavender, White, Graphite, Navy
Connectivity and features
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
5G
✓ Yes
✓ Yes
Wi-Fi
Wi-Fi 6
Wi-Fi 6
Bluetooth
—
5.0
USB
—
USB-C 3.x
NFC
✓ Yes
✓ Yes
3.5 mm jack
✕ No
✕ No
Stereo speakers
✓ Yes
✓ Yes
Satellite
✕ No
✕ No
IR blaster
✕ No
✕ No
Software
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
OS at launch
Android 16
Android 12
Interface
One UI 8.5
One UI 4
OS updates
6 years
4 years
Security updates
6 years
5 years
Launch and price
Spec
Samsung Galaxy A37 5GSamsung Galaxy S21 FE 5G
Announced
Mar 25, 2026
Jan 4, 2022
Released
Apr 10, 2026
Jan 11, 2022
Status
Released
Discontinued
US launch price
$449.99
$699.99
Green marks the stronger value in a row. Specs come from official manufacturer data, cross-checked with established tech media; each phone page lists its sources. Report an error
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