Screen size
iQOO Z11xWinner: 6.8"+26%
Y53i5.0"
Quick verdict
iQOO Z11x leads the measured specs 17-4.
Measured wins
iQOO Z11x
17
spec wins
Overall winner
Ties
2
equal specs
Y53i
4
spec wins
Screen size
Technology
iQOO Z11x
GSM / HSPA / LTE / 5G
Y53i
GSM / HSPA / LTE
2G bands
iQOO Z11x
GSM 850 / 900 / 1800 / 1900
Y53i
GSM 850 / 900 / 1800 / 1900
3G bands
iQOO Z11x
HSDPA 850 / 900 / 2100
Y53i
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
USB
equal specs5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
Y53i
1, 3, 5, 40
5G bands
iQOO Z11x
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Y53i
-
Speed
iQOO Z11x
HSPA, LTE, 5G
Y53i
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Announced
iQOO Z11x
2026, March 12
Y53i
2018, April. Released 2018, April
Status
iQOO Z11x
Released Mar 2026
Y53i
Discontinued
Dimensions
iQOO Z11x
166.6 x 78.4 x 8.4 mm (6.56 x 3.09 x 0.33 in)
Y53i
144.2 x 71.4 x 7.6 mm (5.68 x 2.81 x 0.30 in)
Weight
iQOO Z11x
219 g (7.72 oz)
Y53i
137 g (4.83 oz)
Build
iQOO Z11x
Glass front, plastic frame, plastic back
Y53i
-
SIM
iQOO Z11x
Nano-SIM + Nano-SIM
Y53i
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)
Y53i
-
Type
iQOO Z11x
IPS LCD, 120Hz, 1200 nits (HBM)
Y53i
IPS LCD
Size
iQOO Z11x
6.76 inches, 112.1 cm2 (~85.8% screen-to-body ratio)
Y53i
5.0 inches, 68.9 cm2 (~66.9% screen-to-body ratio)
Resolution
iQOO Z11x
1080 x 2344 pixels, 19.5:9 ratio (~382 ppi density)
Y53i
540 x 960 pixels, 16:9 ratio (~220 ppi density)
Protection
iQOO Z11x
-
Y53i
Corning Gorilla Glass 3
OS
iQOO Z11x
Android 16, OriginOS 6
Y53i
Android 6 (Marshmallow), Funtouch 3
Chipset
iQOO Z11x
Mediatek Dimensity 7400 Turbo (4 nm)
Y53i
Qualcomm MSM8917 Snapdragon 425 (28 nm)
CPU
iQOO Z11x
Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Y53i
Quad-core 1.4 GHz Cortex-A53
GPU
iQOO Z11x
Mali-G615 MC2
Y53i
Adreno 306
Card slot
iQOO Z11x
No
Y53i
microSDXC (dedicated slot)
Internal
iQOO Z11x
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Y53i
16GB 2GB RAM
Other
iQOO Z11x
UFS 3.1
Y53i
eMMC 5.1
Dual
iQOO Z11x
50 MP, (wide), 1/2.93", PDAF Auxiliary lens
Y53i
-
Features
iQOO Z11x
LED flash, HDR, panorama
Y53i
LED flash, HDR
Video
iQOO Z11x
4K@30fps, 1080p@30fps, gyro-EIS
Y53i
720p@30fps
Single
iQOO Z11x
-
Y53i
8 MP, f/2.0, AF
Single
iQOO Z11x
32 MP, (wide)
Y53i
5 MP, f/2.2
Video
iQOO Z11x
4K@30fps, 1080p@30fps
Y53i
Loudspeaker
iQOO Z11x
Yes, with stereo speakers
Y53i
Yes
3.5mm jack
iQOO Z11x
No
Y53i
Yes
WLAN
iQOO Z11x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Y53i
Wi-Fi 802.11 b/g/n
Bluetooth
iQOO Z11x
5.4, A2DP, LE
Y53i
4.2, A2DP, LE
Positioning
iQOO Z11x
GPS, GALILEO, GLONASS, BDS, QZSS
Y53i
GPS, GLONASS, BDS
NFC
iQOO Z11x
No
Y53i
No
Radio
iQOO Z11x
No
Y53i
FM radio
USB
iQOO Z11x
USB Type-C 2.0, OTG
Y53i
microUSB 2.0, OTG
Sensors
iQOO Z11x
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Y53i
Accelerometer, proximity, compass
Type
iQOO Z11x
Si/C Li-Ion 7200 mAh
Y53i
Li-Ion 2500 mAh, non-removable
Charging
iQOO Z11x
44W wired, PPS, 50% in 43 min Reverse wired Bypass Charging
Y53i
-
Colors
iQOO Z11x
Prismatic Green, Titan Black
Y53i
Crown Gold, Matte Black
Models
iQOO Z11x
I2507
Y53i
1606
Price
iQOO Z11x
-
Y53i
About 8000 INR