Screen size
S2 FEWinner: 6.8"+0.7%
Y78+6.8"
Quick verdict
S2 FE leads the measured specs 9-4.
Measured wins
S2 FE
9
spec wins
Overall winner
Ties
9
equal specs
Y78+
4
spec wins
Screen size
Technology
S2 FE
GSM / HSPA / LTE / 5G
Y78+
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G bands
S2 FE
GSM 850 / 900 / 1800 / 1900
Y78+
GSM 850 / 900 / 1800 / 1900 , CDMA 800
3G bands
S2 FE
HSDPA 800 / 850 / 900 / 2100
Y78+
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
Storage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Y78+
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
Y78+
1, 5, 8, 28, 41, 77, 78 SA/NSA
Speed
S2 FE
HSPA, LTE, 5G
Y78+
HSPA, LTE, 5G
Announced
S2 FE
2026, October 06
Y78+
2023, April 24
Status
S2 FE
Released Oct 20, 2026
Y78+
Available. Released 2023, April 26
Dimensions
S2 FE
163.9 x 76.5 x 8.6 mm (6.45 x 3.01 x 0.34 in)
Y78+
164.3 x 74.8 x 7.9 mm (6.47 x 2.94 x 0.31 in)
Weight
S2 FE
224 g (7.90 oz)
Y78+
177 g (6.24 oz)
Build
S2 FE
Glass front, plastic frame, plastic back
Y78+
Glass front, plastic frame, plastic back
SIM
S2 FE
Nano-SIM + Nano-SIM
Y78+
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
Y78+
-
Type
S2 FE
AMOLED, 1B colors, 120Hz, HDR10+, 1000 nits, 2000 nits (HBM)
Y78+
AMOLED, 120Hz, 1300 nits (peak)
Size
S2 FE
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Y78+
6.78 inches, 111.0 cm2 (~90.3% screen-to-body ratio)
Resolution
S2 FE
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)
Y78+
1080 x 2400 pixels, 20:9 ratio (~388 ppi density)
OS
S2 FE
Android 16, OriginOS 6
Y78+
Android 13, OriginOS 3
Chipset
S2 FE
Mediatek Dimensity 7300e (6 nm)
Y78+
Qualcomm SM6375 Snapdragon 695 5G (6 nm)
CPU
S2 FE
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Y78+
Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
GPU
S2 FE
Mali-G610
Y78+
Adreno 619
Card slot
S2 FE
No
Y78+
No
Internal
S2 FE
128GB 6GB RAM, 128GB 8GB RAM
Y78+
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Other
S2 FE
UFS 3.1
Y78+
UFS 2.2
Dual
S2 FE
50 MP, f/1.8, (wide), 1/2.93", PDAF Auxiliary lens
Y78+
50 MP, f/1.8, (wide), PDAF, OIS Auxiliary lens
Features
S2 FE
LED flash, HDR, panorama
Y78+
LED flash, HDR, panorama
Video
S2 FE
Yes
Y78+
1080p@30fps
Single
S2 FE
32 MP, f/2.0, 22mm (wide)
Y78+
8 MP, f/2.0, (wide)
Video
S2 FE
1080p@30fps
Y78+
1080p@30fps
Loudspeaker
S2 FE
Yes, with stereo speakers
Y78+
Yes
3.5mm jack
S2 FE
No
Y78+
No
WLAN
S2 FE
Yes
Y78+
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
S2 FE
5.4, A2DP, LE
Y78+
5.1, A2DP, LE, aptX HD, aptX Adaptive
Positioning
S2 FE
GPS, GALILEO, GLONASS, QZSS, BDS
Y78+
GPS (L1), GLONASS (G1), BDS (B1I+B1c), GALILEO (E1), QZSS (L1)
NFC
S2 FE
No
Y78+
No
Radio
S2 FE
No
Y78+
No
USB
S2 FE
USB Type-C 2.0, OTG
Y78+
USB Type-C 2.0, OTG
Sensors
S2 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Y78+
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
S2 FE
Si/C Li-Ion 10000 mAh
Y78+
5000 mAh
Charging
S2 FE
44W wired Reverse wired
Y78+
44W wired
Colors
S2 FE
Stellar Green, Zen White, Titan Black
Y78+
Black, Blue, Gold
SAR
S2 FE
1.14 W/kg (head) 1.00 W/kg (body)
Y78+
-
Price
S2 FE
About 360 EUR
Y78+
About 210 EUR
Models
S2 FE
-
Y78+
V2271A