Compare / vivo iQOO Z11 (China) vs S2 FE

vivo iQOO Z11 (China) vs S2 FE

A side-by-side comparison of the vivo iQOO Z11 (China) and the S2 FE, covering display, chipset, memory, camera, battery and build.

S2 FE
vivo
S2 FE

Overview

Display
vivo iQOO Z11 (China)
6.83inch
AMOLED · 165 Hz
1260 × 2800 · 450 PPI
S2 FE
6.83inch
AMOLED · 120 Hz
1260 × 2800 · 450 PPI
Chip
vivo iQOO Z11 (China)
Mediatek Dimensity 8500 (4 nm)
Octa-core (1x3.4 GHz Cortex-A725 & 3x3.2 GHz Cortex-A725 & 4x2.2 GHz Cortex-A725)
Mali-G720 MC8 · Android 16
S2 FE
Mediatek Dimensity 7300e (6 nm)
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Mali-G610 · Android 16
Memory
vivo iQOO Z11 (China)
8 / 12 / 16GB RAM
256 GB · 512 GB storage
No card slot
S2 FE
6 / 8GB RAM
128 GB storage
No card slot
Camera
vivo iQOO Z11 (China)
50MP
16 MP selfie
4K video
S2 FE
50MP
32 MP selfie
Yes video
Battery
vivo iQOO Z11 (China)
9,020mAh
90 W wired
S2 FE
10,000mAh
44 W wired
Build
vivo iQOO Z11 (China)
216.5g
163.7 × 76.1 × 8.3 mm
IP68
S2 FE
224g
163.9 × 76.5 × 8.6 mm
IP68
Connectivity
vivo iQOO Z11 (China)
5GWi-Fi 6Bluetooth 5.4NFCNano-SIM + Nano-SIMUSB Type-C 2.0
S2 FE
5GWi-FiBluetooth 5.4Nano-SIM + Nano-SIMUSB Type-C 2.0

Specifications

vivo iQOO Z11 (China)

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 800 / 850 / 900 / 2100
4G bands
1, 3, 4, 5, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48
5G bands
1, 3, 5, 8, 28, 34, 38, 39, 40, 41, 48, 77, 78 SA/NSA
Speed
HSPA, LTE, 5G

S2 FE

Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 800 / 850 / 900 / 2100
4G bands
1, 3, 4, 5, 8, 19, 28, 38, 40, 41, 42, 43, 48, 66
5G bands
1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed
HSPA, LTE, 5G

vivo iQOO Z11 (China)

Announced
2026, March 26
Status
Available. Released 2026, March 26

S2 FE

Announced
2026, October 06
Status
Coming soon. Exp. release 2026, October 20

vivo iQOO Z11 (China)

Dimensions
163.7 x 76.1 x 8.3 mm (6.44 x 3.00 x 0.33 in)
Weight
216.5 g (7.65 oz)
Build
Glass front, plastic back, plastic frame
SIM

Nano-SIM + Nano-SIM

IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

S2 FE

Dimensions
163.9 x 76.5 x 8.6 mm (6.45 x 3.01 x 0.34 in)
Weight
224 g (7.90 oz)
Build
Glass front, plastic frame, plastic back
SIM

Nano-SIM + Nano-SIM

IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

MIL-STD-810H compliant*

* does not guarantee ruggedness or use in extreme conditions

vivo iQOO Z11 (China)

Type
AMOLED1B colors165Hz2160Hz PWMHDR1000 nits2000 nits (HBM)5000 nits (peak)
Size
6.83 inches, 112.6 cm2 (~90.4% screen-to-body ratio)
Resolution
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)

S2 FE

Type
AMOLED1B colors120HzHDR10+1000 nits2000 nits (HBM)
Size
6.83 inches, 112.6 cm2 (~89.8% screen-to-body ratio)
Resolution
1260 x 2800 pixels, 20:9 ratio (~450 ppi density)

vivo iQOO Z11 (China)

OS
Android 16, OriginOS 6
Chipset
Mediatek Dimensity 8500 (4 nm)
CPU
Octa-core (1x3.4 GHz Cortex-A725 & 3x3.2 GHz Cortex-A725 & 4x2.2 GHz Cortex-A725)
GPU
Mali-G720 MC8

S2 FE

OS
Android 16, OriginOS 6
Chipset
Mediatek Dimensity 7300e (6 nm)
CPU
Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
Mali-G610

vivo iQOO Z11 (China)

Card slot
No
Internal

256GB 8GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM

UFS

S2 FE

Card slot
No
Internal

128GB 6GB RAM, 128GB 8GB RAM

UFS 3.1

vivo iQOO Z11 (China)

Dual

50 MP, f/1.8, (wide), 1/1.95", 0.8µm, PDAF, OIS

Auxiliary lens

Features
LED flash, HDR, panorama
Video
4K, 1080p, gyro-EIS, OIS

S2 FE

Dual

50 MP, f/1.8, (wide), 1/2.93", PDAF

Auxiliary lens

Features
LED flash, HDR, panorama
Video
Yes

vivo iQOO Z11 (China)

Single
16 MP, f/2.5, (wide), 1/3.0", 1.0µm
Video
1080p@30fps, gyro-EIS

S2 FE

Single
32 MP, f/2.0, 22mm (wide)
Video
1080p@30fps

vivo iQOO Z11 (China)

Loudspeaker
Yes, with stereo speakers
3.5mm jack
No

S2 FE

Loudspeaker
Yes, with stereo speakers
3.5mm jack
No

vivo iQOO Z11 (China)

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
5.4, A2DP, LE, aptX HD
Positioning
GPS (L1+L5)BDS (B1I+B1C+B2a)GALILEO (E1+E5a)QZSS (L1+L5)NavIC (L5)GLONASS
NFC
Yes
Infrared port
Yes
Radio
No
USB
USB Type-C 2.0, OTG

S2 FE

WLAN
Yes
Bluetooth
5.4, A2DP, LE
Positioning
GPS, GALILEO, GLONASS, QZSS, BDS
NFC
No
Radio
No
USB
USB Type-C 2.0, OTG

vivo iQOO Z11 (China)

Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

S2 FE

Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

vivo iQOO Z11 (China)

Type
Si/C Li-Ion 9020 mAh
Charging

90W wired, 44W UFCS, 55W PD/PPS

Reverse wired

S2 FE

Type
Si/C Li-Ion 10000 mAh
Charging

44W wired

Reverse wired

vivo iQOO Z11 (China)

Colors
Black, White, Blue
Models
V2551A
Price
About 250 EUR

S2 FE

Colors
Stellar Green, Zen White, Titan Black
SAR
1.14 W/kg (head)     1.00 W/kg (body)    
Price
About 360 EUR

How the vivo iQOO Z11 (China) and S2 FE differ

  • The S2 FE has a larger battery, 10000 mAh against 9020 mAh on the vivo iQOO Z11 (China).
  • The vivo iQOO Z11 (China) offers more RAM, up to 16 GB against 8 GB.
  • The S2 FE is the newer of the two, released in September 2026.