Screen size
iQOO U3x Standard6.5"
iQOO Z11xWinner: 6.8"+3.7%
Quick verdict
iQOO Z11x leads the measured specs 15-3.
Measured wins
iQOO U3x Standard
3
spec wins
Ties
5
equal specs
iQOO Z11x
15
spec wins
Overall winner
Screen size
Technology
iQOO U3x Standard
GSM / CDMA / HSPA / CDMA2000 / LTE
iQOO Z11x
GSM / HSPA / LTE / 5G
2G bands
iQOO U3x Standard
GSM 850 / 900 / 1800 / 1900 , CDMA 800
iQOO Z11x
GSM 850 / 900 / 1800 / 1900
3G bands
iQOO U3x Standard
HSDPA 850 / 900 / 1900 / 2100 , CDMA2000 1x
iQOO Z11x
HSDPA 850 / 900 / 2100
4G bands
iQOO U3x Standard
1, 3, 5, 8, 34, 38, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
iQOO Z11x
1, 3, 5, 8, 28, 38, 40, 41
Speed
iQOO U3x Standard
HSPA, LTE
iQOO Z11x
HSPA, LTE, 5G
5G bands
iQOO U3x Standard
-
iQOO Z11x
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Announced
iQOO U3x Standard
2021, June 07
iQOO Z11x
2026, March 12
Status
iQOO U3x Standard
Available. Released 2021, June 09
iQOO Z11x
Released Mar 2026
Dimensions
iQOO U3x Standard
164.4 x 76.3 x 8.4 mm (6.47 x 3.00 x 0.33 in)
iQOO Z11x
166.6 x 78.4 x 8.4 mm (6.56 x 3.09 x 0.33 in)
Weight
iQOO U3x Standard
191.4 g (6.74 oz)
iQOO Z11x
219 g (7.72 oz)
Build
iQOO U3x Standard
Glass front, plastic back, plastic frame
iQOO Z11x
Glass front, plastic frame, plastic back
SIM
iQOO U3x Standard
Nano-SIM + Nano-SIM
iQOO Z11x
Nano-SIM + Nano-SIM
Other
iQOO U3x Standard
-
iQOO Z11x
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Type
iQOO U3x Standard
IPS LCD
iQOO Z11x
IPS LCD, 120Hz, 1200 nits (HBM)
Size
iQOO U3x Standard
6.51 inches, 102.3 cm2 (~81.6% screen-to-body ratio)
iQOO Z11x
6.76 inches, 112.1 cm2 (~85.8% screen-to-body ratio)
Resolution
iQOO U3x Standard
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
iQOO Z11x
1080 x 2344 pixels, 19.5:9 ratio (~382 ppi density)
OS
iQOO U3x Standard
Android 11, OriginOS 1.0 for iQOO
iQOO Z11x
Android 16, OriginOS 6
Chipset
iQOO U3x Standard
Mediatek MT6769V/CU Helio G80 (12 nm)
iQOO Z11x
Mediatek Dimensity 7400 Turbo (4 nm)
CPU
iQOO U3x Standard
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
iQOO Z11x
Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
iQOO U3x Standard
Mali-G52 MC2
iQOO Z11x
Mali-G615 MC2
Card slot
iQOO U3x Standard
microSDXC (dedicated slot)
iQOO Z11x
No
Internal
iQOO U3x Standard
128GB 4GB RAM, 128GB 6GB RAM
iQOO Z11x
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
iQOO U3x Standard
eMMC 5.1
iQOO Z11x
UFS 3.1
Dual
iQOO U3x Standard
13 MP, f/2.2, (wide), PDAF Auxiliary lens
iQOO Z11x
50 MP, (wide), 1/2.93", PDAF Auxiliary lens
Features
iQOO U3x Standard
LED flash, HDR
iQOO Z11x
LED flash, HDR, panorama
Video
iQOO U3x Standard
1080p@30fps
iQOO Z11x
4K@30fps, 1080p@30fps, gyro-EIS
Single
iQOO U3x Standard
8 MP, f/1.8, (wide)
iQOO Z11x
32 MP, (wide)
Video
iQOO U3x Standard
1080p@30fps
iQOO Z11x
4K@30fps, 1080p@30fps
Loudspeaker
iQOO U3x Standard
Yes
iQOO Z11x
Yes, with stereo speakers
3.5mm jack
iQOO U3x Standard
Yes
iQOO Z11x
No
WLAN
iQOO U3x Standard
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
iQOO Z11x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
iQOO U3x Standard
5.0, A2DP, LE, aptX
iQOO Z11x
5.4, A2DP, LE
Positioning
iQOO U3x Standard
GPS, GLONASS, GALILEO, BDS
iQOO Z11x
GPS, GALILEO, GLONASS, BDS, QZSS
NFC
iQOO U3x Standard
No
iQOO Z11x
No
Radio
iQOO U3x Standard
No
iQOO Z11x
No
USB
iQOO U3x Standard
microUSB 2.0, OTG
iQOO Z11x
USB Type-C 2.0, OTG
Sensors
iQOO U3x Standard
Fingerprint (side-mounted), accelerometer, proximity, compass
iQOO Z11x
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Type
iQOO U3x Standard
5000 mAh
iQOO Z11x
Si/C Li-Ion 7200 mAh
Charging
iQOO U3x Standard
18W wired
iQOO Z11x
44W wired, PPS, 50% in 43 min Reverse wired Bypass Charging
Colors
iQOO U3x Standard
Black, Silver
iQOO Z11x
Prismatic Green, Titan Black
Models
iQOO U3x Standard
V2143A
iQOO Z11x
I2507
Price
iQOO U3x Standard
About 120 EUR
iQOO Z11x
-