Screen size
iQOO Z11 Turbo6.6"
X300 UltraWinner: 6.8"+3.4%
Quick verdict
X300 Ultra leads the measured specs 7-5.
Measured wins
iQOO Z11 Turbo
5
spec wins
Ties
11
equal specs
X300 Ultra
7
spec wins
Overall winner
Screen size
Technology
iQOO Z11 Turbo
GSM / HSPA / LTE / 5G
X300 Ultra
GSM / HSPA / LTE / 5G
2G bands
iQOO Z11 Turbo
GSM 850 / 900 / 1800 / 1900
X300 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
iQOO Z11 Turbo
HSDPA 800 / 850 / 900 / 1900 / 2100
X300 Ultra
HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100
4G bands
iQOO Z11 Turbo
1, 3, 4, 5, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
equal specsWi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsX300 Ultra
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66
5G bands
iQOO Z11 Turbo
1, 3, 5, 8, 18, 26, 28, 38, 40, 41, 48, 77, 78 SA/NSA
X300 Ultra
1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA
Speed
iQOO Z11 Turbo
HSPA, LTE, 5G
X300 Ultra
HSPA, LTE, 5G
Announced
iQOO Z11 Turbo
2026, January 15
X300 Ultra
2026, March 30
Status
iQOO Z11 Turbo
Available. Released 2026, January 15
X300 Ultra
Available. Released 2026, April 03
Dimensions
iQOO Z11 Turbo
157.6 x 74.4 x 7.9 mm or 8.1 mm
X300 Ultra
163 x 76.8 x 8.2 mm or 8.5 mm
Weight
iQOO Z11 Turbo
202 g or 206 g (7.13 oz)
X300 Ultra
232 g or 237 g (8.18 oz)
Build
iQOO Z11 Turbo
Glass front, glass back or fiber-reinforced plastic back, aluminum alloy frame
X300 Ultra
Glass front, glass back, aluminum frame
SIM
iQOO Z11 Turbo
Nano-SIM + Nano-SIM
X300 Ultra
· Nano-SIM + Nano-SIM + eSIM (max 2 at a time) - International· Nano-SIM + Nano-SIM - China
Other
iQOO Z11 Turbo
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
X300 Ultra
IP68/IP69 dust tight and water resistant (immersible up to 1.5m for 30 min)
Type
iQOO Z11 Turbo
AMOLED, 1B colors, 144Hz, HDR, 4320Hz PWM, 5500 nits (peak)
X300 Ultra
LTPO AMOLED, 1B colors, 144Hz, 2160Hz PWM, Dolby Vision, HDR10+, HDR Vivid
Size
iQOO Z11 Turbo
6.59 inches, 102.9 cm2 (~87.8% screen-to-body ratio)
X300 Ultra
6.82 inches, 113.0 cm2 (~90.3% screen-to-body ratio)
Resolution
iQOO Z11 Turbo
1260 x 2750 pixels, 19.5:9 ratio (~466 ppi density)
X300 Ultra
1440 x 3168 pixels (~510 ppi density)
Protection
iQOO Z11 Turbo
-
X300 Ultra
Armor glass, Mohs level 4
Other
iQOO Z11 Turbo
-
X300 Ultra
Ultra HDR image support
OS
iQOO Z11 Turbo
Android 16, OriginOS 6
X300 Ultra
Android 16, OriginOS 6
Chipset
iQOO Z11 Turbo
Qualcomm SM8845 Snapdragon 8 Gen 5 (3 nm)
X300 Ultra
Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)
CPU
iQOO Z11 Turbo
Octa-core (2x3.8 GHz Oryon V3 Phoenix L + 6x3.32 GHz Oryon V3 Phoenix M)
X300 Ultra
Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)
GPU
iQOO Z11 Turbo
Adreno 829
X300 Ultra
Adreno 840
Card slot
iQOO Z11 Turbo
No
X300 Ultra
No
Internal
iQOO Z11 Turbo
256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
X300 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
iQOO Z11 Turbo
UFS 4.1
X300 Ultra
UFS 4.1
Dual
iQOO Z11 Turbo
200 MP, f/1.9, (wide), 1/1.56", PDAF, OIS 8 MP, f/2.2, (ultrawide), 1/4.0"
X300 Ultra
-
Features
iQOO Z11 Turbo
Color spectrum sensor, LED flash, HDR, panorama
X300 Ultra
Laser AF, color spectrum sensor, Zeiss optics, Zeiss T* lens coating, LED flash, panorama, HDR, 3D LUT import
Video
iQOO Z11 Turbo
4K, 1080p, gyro-EIS, OIS
X300 Ultra
8K@30fps, 4K@24/30/60/120fps (10-bit Log, Dolby Vision HDR), 1080p@30/60/120/240fps, gyro-EIS, HDR10+
Triple
iQOO Z11 Turbo
-
X300 Ultra
200 MP, f/1.9, 35mm (wide), 1/1.12", 0.7µm, PDAF, gimbal OIS 200 MP, f/2.7, 85mm (periscope telephoto), 1/1.4", 0.56µm, multi-directional PDAF, OIS, 3.7x optical zoom, macro 3.4:1 50 MP, f/2.0, 14mm, 116˚ (ultrawide), 1/1.28", 1.22µm, dual pixel PDAF, OIS Optional add-on zoom lenses: 200mm, 2.35x optical zoom, OIS, Zeiss optics 400mm, 4.7x optical zoom, OIS, Zeiss optics
Single
iQOO Z11 Turbo
32 MP, f/2.2, (wide)
X300 Ultra
50 MP, f/2.5, 24mm (wide), 1/2.76", 0.64µm, AF
Video
iQOO Z11 Turbo
4K, 1080p
X300 Ultra
4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR
Features
iQOO Z11 Turbo
-
X300 Ultra
HDR
Loudspeaker
iQOO Z11 Turbo
Yes, with stereo speakers
X300 Ultra
Yes, with stereo speakers
3.5mm jack
iQOO Z11 Turbo
No
X300 Ultra
No
Other
iQOO Z11 Turbo
-
X300 Ultra
24-bit/192kHz Hi-Res audio
WLAN
iQOO Z11 Turbo
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
X300 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
Bluetooth
iQOO Z11 Turbo
5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC 5.0
X300 Ultra
5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC 5
Positioning
iQOO Z11 Turbo
GPS (L1+L5), BDS (B1I+B1C+B2a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS
X300 Ultra
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS
NFC
iQOO Z11 Turbo
Yes
X300 Ultra
Yes
Infrared port
iQOO Z11 Turbo
Yes
X300 Ultra
Yes
Radio
iQOO Z11 Turbo
No
X300 Ultra
No
USB
iQOO Z11 Turbo
USB Type-C 2.0, OTG
X300 Ultra
USB Type-C 3.2, OTG, DisplayPort
Sensors
iQOO Z11 Turbo
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
X300 Ultra
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Other
iQOO Z11 Turbo
-
X300 Ultra
Emergency SOS via satellite (calls, messages) - 16GB + 1TB model only
Type
iQOO Z11 Turbo
Si/C Li-Ion 7600 mAh
X300 Ultra
Si/C Li-Ion 6600 mAh (International) or 6400 mAh (Europe)
Charging
iQOO Z11 Turbo
100W wired Reverse wired
X300 Ultra
100W wired, PD, PPS, QC, UFCS 40W wireless Reverse wired Reverse wireless
Colors
iQOO Z11 Turbo
White, Black, Blue, Pink
X300 Ultra
Black, Silver, Green
Models
iQOO Z11 Turbo
V2536A
X300 Ultra
V2547A, V2547DA, V2536A, V2562
Price
iQOO Z11 Turbo
About 300 EUR
X300 Ultra
€ 1,999.00