Screen size
iQOO Z11xWinner: 6.8"+4.7%
V21 5G6.4"
Quick verdict
iQOO Z11x and V21 5G are close on the measured specs.
Measured wins
iQOO Z11x
9
spec wins
Ties
5
equal specs
V21 5G
9
spec wins
Screen size
Technology
iQOO Z11x
GSM / HSPA / LTE / 5G
V21 5G
GSM / HSPA / LTE / 5G
2G bands
iQOO Z11x
GSM 850 / 900 / 1800 / 1900
V21 5G
GSM 850 / 900 / 1800 / 1900
3G bands
iQOO Z11x
HSDPA 850 / 900 / 2100
V21 5G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
iQOO Z11x
1, 3, 5, 8, 28, 38, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
V21 5G
1, 2, 3, 4, 5, 8, 34, 38, 40, 41 - India
5G bands
iQOO Z11x
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
V21 5G
78 Sub6 - India
Speed
iQOO Z11x
HSPA, LTE, 5G
V21 5G
HSPA, LTE, 5G
Announced
iQOO Z11x
2026, March 12
V21 5G
2021, April 27
Status
iQOO Z11x
Released Mar 2026
V21 5G
Available. Released 2021, May 06
Dimensions
iQOO Z11x
166.6 x 78.4 x 8.4 mm (6.56 x 3.09 x 0.33 in)
V21 5G
159.7 x 73.9 x 7.3 mm (6.29 x 2.91 x 0.29 in)
Weight
iQOO Z11x
219 g (7.72 oz)
V21 5G
176 g (6.21 oz)
Build
iQOO Z11x
Glass front, plastic frame, plastic back
V21 5G
Glass front, plastic frame, plastic back
SIM
iQOO Z11x
Nano-SIM + Nano-SIM
V21 5G
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)
V21 5G
-
Type
iQOO Z11x
IPS LCD, 120Hz, 1200 nits (HBM)
V21 5G
AMOLED, 90Hz, HDR10+, 500 nits (typ)
Size
iQOO Z11x
6.76 inches, 112.1 cm2 (~85.8% screen-to-body ratio)
V21 5G
6.44 inches, 100.1 cm2 (~84.8% screen-to-body ratio)
Resolution
iQOO Z11x
1080 x 2344 pixels, 19.5:9 ratio (~382 ppi density)
V21 5G
1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
OS
iQOO Z11x
Android 16, OriginOS 6
V21 5G
Android 11, Funtouch 11.1
Chipset
iQOO Z11x
Mediatek Dimensity 7400 Turbo (4 nm)
V21 5G
Mediatek Dimensity 800U (7 nm)
CPU
iQOO Z11x
Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
V21 5G
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
iQOO Z11x
Mali-G615 MC2
V21 5G
Mali-G57 MC3
Card slot
iQOO Z11x
No
V21 5G
microSDXC (uses shared SIM slot)
Internal
iQOO Z11x
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
V21 5G
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Other
iQOO Z11x
UFS 3.1
V21 5G
UFS 2.2
Dual
iQOO Z11x
50 MP, (wide), 1/2.93", PDAF Auxiliary lens
V21 5G
-
Features
iQOO Z11x
LED flash, HDR, panorama
V21 5G
LED flash, HDR, panorama
Video
iQOO Z11x
4K@30fps, 1080p@30fps, gyro-EIS
V21 5G
4K@30fps (no OIS), 1080p@30/60fps
Triple
iQOO Z11x
-
V21 5G
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF, OIS 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Single
iQOO Z11x
32 MP, (wide)
V21 5G
44 MP, f/2.0, (wide), AF, OIS
Video
iQOO Z11x
4K@30fps, 1080p@30fps
V21 5G
4K@30fps (no OIS), 1080p@30fps
Features
iQOO Z11x
-
V21 5G
Dual-LED flash, HDR
Loudspeaker
iQOO Z11x
Yes, with stereo speakers
V21 5G
Yes
3.5mm jack
iQOO Z11x
No
V21 5G
No
WLAN
iQOO Z11x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
V21 5G
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
iQOO Z11x
5.4, A2DP, LE
V21 5G
5.1, A2DP, LE
Positioning
iQOO Z11x
GPS, GALILEO, GLONASS, BDS, QZSS
V21 5G
GPS, GLONASS, GALILEO, BDS
NFC
iQOO Z11x
No
V21 5G
Yes (market/region dependent)
Radio
iQOO Z11x
No
V21 5G
No
USB
iQOO Z11x
USB Type-C 2.0, OTG
V21 5G
USB Type-C 2.0, OTG
Sensors
iQOO Z11x
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
V21 5G
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Type
iQOO Z11x
Si/C Li-Ion 7200 mAh
V21 5G
4000 mAh
Charging
iQOO Z11x
44W wired, PPS, 50% in 43 min Reverse wired Bypass Charging
V21 5G
33W wired, 63% in 30 min
Colors
iQOO Z11x
Prismatic Green, Titan Black
V21 5G
Dusk Blue, Sunset Dazzle, Arctic White
Models
iQOO Z11x
I2507
V21 5G
V2050
SAR
iQOO Z11x
-
V21 5G
1.05 W/kg (head) 0.87 W/kg (body)
Price
iQOO Z11x
-
V21 5G
About 190 EUR