Screen size
iQOO Z11xWinner: 6.8"+8%
Y81i6.2"
Quick verdict
iQOO Z11x leads the measured specs 16-4.
Measured wins
iQOO Z11x
16
spec wins
Overall winner
Ties
3
equal specs
Y81i
4
spec wins
Screen size
Technology
iQOO Z11x
GSM / HSPA / LTE / 5G
Y81i
GSM / HSPA / LTE
2G bands
iQOO Z11x
GSM 850 / 900 / 1800 / 1900
Y81i
GSM 850 / 900 / 1800 / 1900
3G bands
iQOO Z11x
HSDPA 850 / 900 / 2100
Y81i
HSDPA 850 / 900 / 2100
4G bands
iQOO Z11x
1, 3, 5, 8, 28, 38, 40, 41
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
Y81i
1, 3, 5, 7, 8, 38, 40, 41
5G bands
iQOO Z11x
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Y81i
-
Speed
iQOO Z11x
HSPA, LTE, 5G
Y81i
HSPA 21.1/5.76 Mbps, LTE (2CA) Cat7 300/150 Mbps
Announced
iQOO Z11x
2026, March 12
Y81i
2018, October. Released 2018, November
Status
iQOO Z11x
Released Mar 2026
Y81i
Discontinued
Dimensions
iQOO Z11x
166.6 x 78.4 x 8.4 mm (6.56 x 3.09 x 0.33 in)
Y81i
155.1 x 75 x 7.8 mm (6.11 x 2.95 x 0.31 in)
Weight
iQOO Z11x
219 g (7.72 oz)
Y81i
143 g (5.04 oz)
Build
iQOO Z11x
Glass front, plastic frame, plastic back
Y81i
Glass front (Gorilla Glass), plastic back, plastic frame
SIM
iQOO Z11x
Nano-SIM + Nano-SIM
Y81i
Nano-SIM + Nano-SIM
Other
iQOO Z11x
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Y81i
-
Type
iQOO Z11x
IPS LCD, 120Hz, 1200 nits (HBM)
Y81i
IPS LCD
Size
iQOO Z11x
6.76 inches, 112.1 cm2 (~85.8% screen-to-body ratio)
Y81i
6.22 inches, 96.6 cm2 (~83.0% screen-to-body ratio)
Resolution
iQOO Z11x
1080 x 2344 pixels, 19.5:9 ratio (~382 ppi density)
Y81i
720 x 1520 pixels, 19:9 ratio (~270 ppi density)
Protection
iQOO Z11x
-
Y81i
Corning Gorilla Glass
OS
iQOO Z11x
Android 16, OriginOS 6
Y81i
Android 8.1 (Oreo), Funtouch 4
Chipset
iQOO Z11x
Mediatek Dimensity 7400 Turbo (4 nm)
Y81i
Mediatek MT6761 Helio A22 (12 nm)
CPU
iQOO Z11x
Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Y81i
Quad-core 2.0 GHz Cortex-A53
GPU
iQOO Z11x
Mali-G615 MC2
Y81i
PowerVR GE8320
Card slot
iQOO Z11x
No
Y81i
microSDXC (dedicated slot)
Internal
iQOO Z11x
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Y81i
16GB 2GB RAM
Other
iQOO Z11x
UFS 3.1
Y81i
eMMC 5.1
Dual
iQOO Z11x
50 MP, (wide), 1/2.93", PDAF Auxiliary lens
Y81i
-
Features
iQOO Z11x
LED flash, HDR, panorama
Y81i
LED flash, HDR, panorama
Video
iQOO Z11x
4K@30fps, 1080p@30fps, gyro-EIS
Y81i
1080p@30fps
Single
iQOO Z11x
-
Y81i
13 MP, f/2.2, PDAF
Single
iQOO Z11x
32 MP, (wide)
Y81i
5 MP, f/2.2
Video
iQOO Z11x
4K@30fps, 1080p@30fps
Y81i
Loudspeaker
iQOO Z11x
Yes, with stereo speakers
Y81i
Yes
3.5mm jack
iQOO Z11x
No
Y81i
Yes
WLAN
iQOO Z11x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Y81i
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
iQOO Z11x
5.4, A2DP, LE
Y81i
5.0, A2DP, LE
Positioning
iQOO Z11x
GPS, GALILEO, GLONASS, BDS, QZSS
Y81i
GPS, GLONASS, BDS
NFC
iQOO Z11x
No
Y81i
No
Radio
iQOO Z11x
No
Y81i
FM radio
USB
iQOO Z11x
USB Type-C 2.0, OTG
Y81i
microUSB 2.0, OTG
Sensors
iQOO Z11x
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Y81i
Accelerometer, proximity, compass
Type
iQOO Z11x
Si/C Li-Ion 7200 mAh
Y81i
3260 mAh, non-removable
Charging
iQOO Z11x
44W wired, PPS, 50% in 43 min Reverse wired Bypass Charging
Y81i
-
Colors
iQOO Z11x
Prismatic Green, Titan Black
Y81i
Black, Red
Models
iQOO Z11x
I2507
Y81i
1812, 1812_19
Price
iQOO Z11x
-
Y81i
About 130 EUR