Screen size
S2 FEWinner: 6.8"+3.7%
Y31 (2021)6.6"
Quick verdict
S2 FE leads the measured specs 15-4.
Measured wins
S2 FE
15
spec wins
Overall winner
Ties
3
equal specs
Y31 (2021)
4
spec wins
Screen size
Technology
S2 FE
GSM / HSPA / LTE / 5G
Y31 (2021)
GSM / HSPA / LTE
2G bands
S2 FE
GSM 850 / 900 / 1800 / 1900
Y31 (2021)
GSM 850 / 900 / 1800 / 1900
3G bands
S2 FE
HSDPA 800 / 850 / 900 / 2100
Y31 (2021)
HSDPA 850 / 900 / 2100
4G bands
S2 FE
1, 3, 4, 5, 8, 19, 28, 38, 40, 41, 42, 43, 48, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
Y31 (2021)
1, 3, 5, 8, 38, 40, 41
5G bands
S2 FE
1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Y31 (2021)
-
Speed
S2 FE
HSPA, LTE, 5G
Y31 (2021)
HSPA, LTE
Announced
S2 FE
2026, October 06
Y31 (2021)
2021, January 20
Status
S2 FE
Released Oct 20, 2026
Y31 (2021)
Available. Released 2021, January 20
Dimensions
S2 FE
163.9 x 76.5 x 8.6 mm (6.45 x 3.01 x 0.34 in)
Y31 (2021)
163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in)
Weight
S2 FE
224 g (7.90 oz)
Y31 (2021)
188 g (6.63 oz)
Build
S2 FE
Glass front, plastic frame, plastic back
Y31 (2021)
-
SIM
S2 FE
Nano-SIM + Nano-SIM
Y31 (2021)
Nano-SIM + Nano-SIM
Other
S2 FE
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Y31 (2021)
-
Type
S2 FE
AMOLED, 1B colors, 120Hz, HDR10+, 1000 nits, 2000 nits (HBM)
Y31 (2021)
IPS LCD
Size
S2 FE
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Y31 (2021)
6.58 inches, 104.3 cm2 (~84.5% screen-to-body ratio)
Resolution
S2 FE
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)
Y31 (2021)
1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
OS
S2 FE
Android 16, OriginOS 6
Y31 (2021)
Android 11, Funtouch 11
Chipset
S2 FE
Mediatek Dimensity 7300e (6 nm)
Y31 (2021)
Qualcomm SM6115 Snapdragon 662 (11 nm)
CPU
S2 FE
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Y31 (2021)
Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU
S2 FE
Mali-G610
Y31 (2021)
Adreno 610
Card slot
S2 FE
No
Y31 (2021)
microSDXC (dedicated slot)
Internal
S2 FE
128GB 6GB RAM, 128GB 8GB RAM
Y31 (2021)
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
Other
S2 FE
UFS 3.1
Y31 (2021)
-
Dual
S2 FE
50 MP, f/1.8, (wide), 1/2.93", PDAF Auxiliary lens
Y31 (2021)
-
Features
S2 FE
LED flash, HDR, panorama
Y31 (2021)
LED flash, HDR, panorama
Video
S2 FE
Yes
Y31 (2021)
4K@30fps, 1080p@30fps, gyro-EIS
Triple
S2 FE
-
Y31 (2021)
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 2 MP (macro) Auxiliary lens
Single
S2 FE
32 MP, f/2.0, 22mm (wide)
Y31 (2021)
16 MP, f/2.0, (wide), 1/3.06" 1.0µm
Video
S2 FE
1080p@30fps
Y31 (2021)
1080p@30fps
Features
S2 FE
-
Y31 (2021)
HDR
Loudspeaker
S2 FE
Yes, with stereo speakers
Y31 (2021)
Yes
3.5mm jack
S2 FE
No
Y31 (2021)
Yes
WLAN
S2 FE
Yes
Y31 (2021)
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
S2 FE
5.4, A2DP, LE
Y31 (2021)
5.0, A2DP, LE
Positioning
S2 FE
GPS, GALILEO, GLONASS, QZSS, BDS
Y31 (2021)
GPS, GLONASS, GALILEO, BDS
NFC
S2 FE
No
Y31 (2021)
No
Radio
S2 FE
No
Y31 (2021)
FM radio
USB
S2 FE
USB Type-C 2.0, OTG
Y31 (2021)
USB Type-C 2.0, OTG
Sensors
S2 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Y31 (2021)
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
S2 FE
Si/C Li-Ion 10000 mAh
Y31 (2021)
5000 mAh
Charging
S2 FE
44W wired Reverse wired
Y31 (2021)
18W wired, 70% in 67 min
Colors
S2 FE
Stellar Green, Zen White, Titan Black
Y31 (2021)
Racing Black, Ocean Blue
SAR
S2 FE
1.14 W/kg (head) 1.00 W/kg (body)
Y31 (2021)
-
Price
S2 FE
About 360 EUR
Y31 (2021)
About 190 EUR
Models
S2 FE
-
Y31 (2021)
V2036, V2036_21