Screen size
S2 FEWinner: 6.8"+6.6%
Z56.4"
Quick verdict
S2 FE leads the measured specs 13-4.
Measured wins
S2 FE
13
spec wins
Overall winner
Ties
5
equal specs
Z5
4
spec wins
Screen size
Technology
S2 FE
GSM / HSPA / LTE / 5G
Z5
GSM / CDMA / HSPA / LTE
2G bands
S2 FE
GSM 850 / 900 / 1800 / 1900
Z5
GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA
3G bands
S2 FE
HSDPA 800 / 850 / 900 / 2100
Z5
HSDPA 850 / 900 / 1700(AWS) / 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
equal specsStorage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
Z5
1, 3, 4, 5, 8, 34, 38, 39, 40, 41
5G bands
S2 FE
1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Z5
-
Speed
S2 FE
HSPA, LTE, 5G
Z5
HSPA, LTE
Announced
S2 FE
2026, October 06
Z5
2019, July. Released 2019, August
Status
S2 FE
Released Oct 20, 2026
Z5
Discontinued
Dimensions
S2 FE
163.9 x 76.5 x 8.6 mm (6.45 x 3.01 x 0.34 in)
Z5
159.5 x 75.2 x 8.1 mm (6.28 x 2.96 x 0.32 in)
Weight
S2 FE
224 g (7.90 oz)
Z5
187 g (6.60 oz)
Build
S2 FE
Glass front, plastic frame, plastic back
Z5
-
SIM
S2 FE
Nano-SIM + Nano-SIM
Z5
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
Z5
-
Type
S2 FE
AMOLED, 1B colors, 120Hz, HDR10+, 1000 nits, 2000 nits (HBM)
Z5
Super AMOLED
Size
S2 FE
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Z5
6.38 inches, 99.9 cm2 (~83.3% screen-to-body ratio)
Resolution
S2 FE
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)
Z5
1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density)
OS
S2 FE
Android 16, OriginOS 6
Z5
Android 9.0 (Pie), Funtouch 9.1
Chipset
S2 FE
Mediatek Dimensity 7300e (6 nm)
Z5
Qualcomm SDM712 Snapdragon 712 (10 nm)
CPU
S2 FE
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Z5
Octa-core (2x2.3 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
GPU
S2 FE
Mali-G610
Z5
Adreno 616
Card slot
S2 FE
No
Z5
microSDXC (dedicated slot)
Internal
S2 FE
128GB 6GB RAM, 128GB 8GB RAM
Z5
64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM
Other
S2 FE
UFS 3.1
Z5
UFS 2.1
Dual
S2 FE
50 MP, f/1.8, (wide), 1/2.93", PDAF Auxiliary lens
Z5
-
Features
S2 FE
LED flash, HDR, panorama
Z5
LED flash, HDR, panorama
Video
S2 FE
Yes
Z5
4K@30fps, 1080p@30fps
Triple
S2 FE
-
Z5
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide) Auxiliary lens
Single
S2 FE
32 MP, f/2.0, 22mm (wide)
Z5
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Video
S2 FE
1080p@30fps
Z5
1080p@30fps
Features
S2 FE
-
Z5
HDR
Loudspeaker
S2 FE
Yes, with stereo speakers
Z5
Yes
3.5mm jack
S2 FE
No
Z5
Yes
WLAN
S2 FE
Yes
Z5
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
S2 FE
5.4, A2DP, LE
Z5
5.0, A2DP, LE, aptX
Positioning
S2 FE
GPS, GALILEO, GLONASS, QZSS, BDS
Z5
GPS, GLONASS, GALILEO, BDS
NFC
S2 FE
No
Z5
No
Radio
S2 FE
No
Z5
FM radio
USB
S2 FE
USB Type-C 2.0, OTG
Z5
USB Type-C 2.0, OTG
Sensors
S2 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Z5
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
S2 FE
Si/C Li-Ion 10000 mAh
Z5
4500 mAh, non-removable
Charging
S2 FE
44W wired Reverse wired
Z5
22.5W wired
Colors
S2 FE
Stellar Green, Zen White, Titan Black
Z5
Aurora illusion, Bamboo Forest Night, Holographic illusion
SAR
S2 FE
1.14 W/kg (head) 1.00 W/kg (body)
Z5
-
Price
S2 FE
About 360 EUR
Z5
About 210 EUR
Models
S2 FE
-
Z5
V1921A, V1921T, 1921