Screen size
iQOO Z36.6"
S2 FEWinner: 6.8"+3.7%
Quick verdict
S2 FE leads the measured specs 9-8.
Measured wins
iQOO Z3
8
spec wins
Ties
5
equal specs
S2 FE
9
spec wins
Overall winner
Screen size
Technology
iQOO Z3
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
S2 FE
GSM / HSPA / LTE / 5G
2G bands
iQOO Z3
GSM 850 / 900 / 1800 / 1900 , CDMA 800
S2 FE
GSM 850 / 900 / 1800 / 1900
3G bands
iQOO Z3
HSDPA 850 / 900 / 1700(AWS) / 2100 , CDMA2000 1x
S2 FE
HSDPA 800 / 850 / 900 / 2100
4G bands
iQOO Z3
1, 3, 4, 5, 8, 38, 40, 41 - India, 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 - China
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
Stereo speakers
S2 FE
1, 3, 4, 5, 8, 19, 28, 38, 40, 41, 42, 43, 48, 66
5G bands
iQOO Z3
77, 78 SA/NSA - India, 1, 28, 41, 77, 78 SA/NSA - China
S2 FE
1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed
iQOO Z3
HSPA, LTE, 5G
S2 FE
HSPA, LTE, 5G
Announced
iQOO Z3
2021, March 25
S2 FE
2026, October 06
Status
iQOO Z3
Available. Released 2021, April 01
S2 FE
Released Oct 20, 2026
Dimensions
iQOO Z3
164 x 75.3 x 8.5 mm (6.46 x 2.96 x 0.33 in)
S2 FE
163.9 x 76.5 x 8.6 mm (6.45 x 3.01 x 0.34 in)
Weight
iQOO Z3
185.5 g (6.56 oz)
S2 FE
224 g (7.90 oz)
SIM
iQOO Z3
Nano-SIM + Nano-SIM
S2 FE
Nano-SIM + Nano-SIM
Build
iQOO Z3
-
S2 FE
Glass front, plastic frame, plastic back
Other
iQOO Z3
-
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
Type
iQOO Z3
IPS LCD, HDR10, 120Hz
S2 FE
AMOLED, 1B colors, 120Hz, HDR10+, 1000 nits, 2000 nits (HBM)
Size
iQOO Z3
6.58 inches, 104.3 cm2 (~84.5% screen-to-body ratio)
S2 FE
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Resolution
iQOO Z3
1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
S2 FE
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)
OS
iQOO Z3
Android 11, Funtouch 11.1 (International), OriginOS 1.0 for iQOO (China)
S2 FE
Android 16, OriginOS 6
Chipset
iQOO Z3
Qualcomm SDM768 Snapdragon 768G 5G (7 nm)
S2 FE
Mediatek Dimensity 7300e (6 nm)
CPU
iQOO Z3
Octa-core (1x2.8 GHz Kryo 475 Prime & 1x2.4 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
S2 FE
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
iQOO Z3
Adreno 620
S2 FE
Mali-G610
Card slot
iQOO Z3
microSDXC (uses shared SIM slot)
S2 FE
No
Internal
iQOO Z3
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
S2 FE
128GB 6GB RAM, 128GB 8GB RAM
Other
iQOO Z3
UFS 2.2
S2 FE
UFS 3.1
Triple
iQOO Z3
64 MP, f/1.8, 26mm (wide), 1/1.97", 0.7µm, PDAF 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
S2 FE
-
Features
iQOO Z3
LED flash, HDR, panorama
S2 FE
LED flash, HDR, panorama
Video
iQOO Z3
4K@30/60fps, 1080p@30/60fps, gyro-EIS
S2 FE
Yes
Dual
iQOO Z3
-
S2 FE
50 MP, f/1.8, (wide), 1/2.93", PDAF Auxiliary lens
Single
iQOO Z3
16 MP, f/2.0, (wide)
S2 FE
32 MP, f/2.0, 22mm (wide)
Features
iQOO Z3
HDR
S2 FE
-
Video
iQOO Z3
1080p@30fps
S2 FE
1080p@30fps
Loudspeaker
iQOO Z3
Yes
S2 FE
Yes, with stereo speakers
3.5mm jack
iQOO Z3
Yes
S2 FE
No
WLAN
iQOO Z3
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
S2 FE
Yes
Bluetooth
iQOO Z3
5.1, A2DP, LE, aptX HD
S2 FE
5.4, A2DP, LE
Positioning
iQOO Z3
GPS, GLONASS, GALILEO, BDS
S2 FE
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
iQOO Z3
No
S2 FE
No
Radio
iQOO Z3
No
S2 FE
No
USB
iQOO Z3
USB Type-C, OTG
S2 FE
USB Type-C 2.0, OTG
Sensors
iQOO Z3
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
S2 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
iQOO Z3
4400 mAh
S2 FE
Si/C Li-Ion 10000 mAh
Charging
iQOO Z3
55W wired
S2 FE
44W wired Reverse wired
Colors
iQOO Z3
Ace Black, Cyber Blue, Silver
S2 FE
Stellar Green, Zen White, Titan Black
Models
iQOO Z3
V2073A
S2 FE
-
Price
iQOO Z3
About 220 EUR
S2 FE
About 360 EUR
SAR
iQOO Z3
-
S2 FE
1.14 W/kg (head) 1.00 W/kg (body)