Screen size
S2 FEWinner: 6.8"+2.8%
Y77 (China)6.6"
Quick verdict
S2 FE leads the measured specs 9-4.
Measured wins
S2 FE
9
spec wins
Overall winner
Ties
9
equal specs
Y77 (China)
4
spec wins
Screen size
Technology
S2 FE
GSM / HSPA / LTE / 5G
Y77 (China)
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G bands
S2 FE
GSM 850 / 900 / 1800 / 1900
Y77 (China)
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
S2 FE
HSDPA 800 / 850 / 900 / 2100
Y77 (China)
HSDPA 850 / 900 / 2100 , CDMA2000 1x
4G bands
S2 FE
1, 3, 4, 5, 8, 19, 28, 38, 40, 41, 42, 43, 48, 66
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
Y77 (China)
1, 3, 5, 8, 28, 34, 38, 39, 40, 41
5G bands
S2 FE
1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Y77 (China)
1, 5, 8, 28, 41, 77, 78 SA/NSA
Speed
S2 FE
HSPA, LTE, 5G
Y77 (China)
HSPA, LTE, 5G
Announced
S2 FE
2026, October 06
Y77 (China)
2022, July 08
Status
S2 FE
Released Oct 20, 2026
Y77 (China)
Available. Released 2022, July 11
Dimensions
S2 FE
163.9 x 76.5 x 8.6 mm (6.45 x 3.01 x 0.34 in)
Y77 (China)
164.2 x 75.8 x 8.6 mm (6.46 x 2.98 x 0.34 in)
Weight
S2 FE
224 g (7.90 oz)
Y77 (China)
194 g (6.84 oz)
Build
S2 FE
Glass front, plastic frame, plastic back
Y77 (China)
Glass front, plastic frame, plastic back
SIM
S2 FE
Nano-SIM + Nano-SIM
Y77 (China)
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
Y77 (China)
-
Type
S2 FE
AMOLED, 1B colors, 120Hz, HDR10+, 1000 nits, 2000 nits (HBM)
Y77 (China)
IPS LCD, 120Hz
Size
S2 FE
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Y77 (China)
6.64 inches, 106.8 cm2 (~85.8% screen-to-body ratio)
Resolution
S2 FE
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)
Y77 (China)
1080 x 2388 pixels (~395 ppi density)
OS
S2 FE
Android 16, OriginOS 6
Y77 (China)
Android 12, OriginOS Ocean
Chipset
S2 FE
Mediatek Dimensity 7300e (6 nm)
Y77 (China)
Mediatek Dimensity 930 (6 nm)
CPU
S2 FE
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Y77 (China)
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
S2 FE
Mali-G610
Y77 (China)
IMG BXM-8-256
Card slot
S2 FE
No
Y77 (China)
No
Internal
S2 FE
128GB 6GB RAM, 128GB 8GB RAM
Y77 (China)
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Other
S2 FE
UFS 3.1
Y77 (China)
UFS 2.2
Dual
S2 FE
50 MP, f/1.8, (wide), 1/2.93", PDAF Auxiliary lens
Y77 (China)
50 MP, f/1.8, (wide), PDAF 2 MP (macro)
Features
S2 FE
LED flash, HDR, panorama
Y77 (China)
LED flash, HDR, panorama
Video
S2 FE
Yes
Y77 (China)
1080p@30fps
Single
S2 FE
32 MP, f/2.0, 22mm (wide)
Y77 (China)
8 MP, f/2.0, (wide)
Video
S2 FE
1080p@30fps
Y77 (China)
1080p@30fps
Loudspeaker
S2 FE
Yes, with stereo speakers
Y77 (China)
Yes
3.5mm jack
S2 FE
No
Y77 (China)
Yes
WLAN
S2 FE
Yes
Y77 (China)
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
S2 FE
5.4, A2DP, LE
Y77 (China)
5.3, A2DP, LE, aptX HD
Positioning
S2 FE
GPS, GALILEO, GLONASS, QZSS, BDS
Y77 (China)
GPS, GLONASS, GALILEO, BDS, QZSS
NFC
S2 FE
No
Y77 (China)
No
Radio
S2 FE
No
Y77 (China)
No
USB
S2 FE
USB Type-C 2.0, OTG
Y77 (China)
USB Type-C 2.0, OTG
Sensors
S2 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Y77 (China)
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
S2 FE
Si/C Li-Ion 10000 mAh
Y77 (China)
4500 mAh
Charging
S2 FE
44W wired Reverse wired
Y77 (China)
80W wired
Colors
S2 FE
Stellar Green, Zen White, Titan Black
Y77 (China)
Black, Silver, Blue
SAR
S2 FE
1.14 W/kg (head) 1.00 W/kg (body)
Y77 (China)
-
Price
S2 FE
About 360 EUR
Y77 (China)
About 300 EUR
Models
S2 FE
-
Y77 (China)
V2219A