Screen size
S2 FEWinner: 6.8"+4%
Y18i6.6"
Quick verdict
S2 FE leads the measured specs 15-4.
Measured wins
S2 FE
15
spec wins
Overall winner
Ties
3
equal specs
Y18i
4
spec wins
Screen size
Technology
S2 FE
GSM / HSPA / LTE / 5G
Y18i
GSM / HSPA / LTE
2G bands
S2 FE
GSM 850 / 900 / 1800 / 1900
Y18i
GSM 850 / 900 / 1800 / 1900
3G bands
S2 FE
HSDPA 800 / 850 / 900 / 2100
Y18i
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
Y18i
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
Y18i
-
Speed
S2 FE
HSPA, LTE, 5G
Y18i
HSPA, LTE
Announced
S2 FE
2026, October 06
Y18i
2024, August 23
Status
S2 FE
Released Oct 20, 2026
Y18i
Available. Released 2024, August 23
Dimensions
S2 FE
163.9 x 76.5 x 8.6 mm (6.45 x 3.01 x 0.34 in)
Y18i
163.6 x 75.6 x 8.4 mm (6.44 x 2.98 x 0.33 in)
Weight
S2 FE
224 g (7.90 oz)
Y18i
185 g (6.53 oz)
Build
S2 FE
Glass front, plastic frame, plastic back
Y18i
Glass front, plastic frame, plastic back
SIM
S2 FE
Nano-SIM + Nano-SIM
Y18i
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
Y18i
IP54 dust protected and water resistant (water splashes)
Type
S2 FE
AMOLED, 1B colors, 120Hz, HDR10+, 1000 nits, 2000 nits (HBM)
Y18i
IPS LCD, 90Hz, 528 nits (HBM)
Size
S2 FE
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Y18i
6.56 inches, 103.4 cm2 (~83.6% screen-to-body ratio)
Resolution
S2 FE
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)
Y18i
720 x 1612 pixels, 20:9 ratio (~269 ppi density)
OS
S2 FE
Android 16, OriginOS 6
Y18i
Android 14, Funtouch 14
Chipset
S2 FE
Mediatek Dimensity 7300e (6 nm)
Y18i
Unisoc T612 (12 nm)
CPU
S2 FE
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Y18i
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU
S2 FE
Mali-G610
Y18i
Mali-G57 MP1
Card slot
S2 FE
No
Y18i
microSDXC (dedicated slot)
Internal
S2 FE
128GB 6GB RAM, 128GB 8GB RAM
Y18i
64GB 4GB RAM
Other
S2 FE
UFS 3.1
Y18i
eMMC 5.1
Dual
S2 FE
50 MP, f/1.8, (wide), 1/2.93", PDAF Auxiliary lens
Y18i
-
Features
S2 FE
LED flash, HDR, panorama
Y18i
LED flash, panorama
Video
S2 FE
Yes
Y18i
1080p@30fps
Single
S2 FE
-
Y18i
13 MP, f/2.2, (wide), PDAF Auxiliary lens
Single
S2 FE
32 MP, f/2.0, 22mm (wide)
Y18i
5 MP, f/2.2, (wide)
Video
S2 FE
1080p@30fps
Y18i
Yes
Loudspeaker
S2 FE
Yes, with stereo speakers
Y18i
Yes
3.5mm jack
S2 FE
No
Y18i
Yes
WLAN
S2 FE
Yes
Y18i
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
S2 FE
5.4, A2DP, LE
Y18i
5.0, A2DP, LE
Positioning
S2 FE
GPS, GALILEO, GLONASS, QZSS, BDS
Y18i
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
S2 FE
No
Y18i
No
Radio
S2 FE
No
Y18i
FM radio
USB
S2 FE
USB Type-C 2.0, OTG
Y18i
USB Type-C 2.0, OTG
Sensors
S2 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Y18i
Accelerometer, proximity
Type
S2 FE
Si/C Li-Ion 10000 mAh
Y18i
Li-Ion 5000 mAh
Charging
S2 FE
44W wired Reverse wired
Y18i
15W wired
Colors
S2 FE
Stellar Green, Zen White, Titan Black
Y18i
Space Black, Gem Green
SAR
S2 FE
1.14 W/kg (head) 1.00 W/kg (body)
Y18i
0.69 W/kg (head)
Price
S2 FE
About 360 EUR
Y18i
About 90 EUR
Models
S2 FE
-
Y18i
V2414