vivo iQOO vs Xiaomi Redmi Note 4

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technology

    OLED versus LCD

    iQOO:
    OLED
    Redmi Note 4:
    LCD
  • Weight

    Redmi Note 4: 15 g lighter

    iQOO:
    180 g
    Redmi Note 4:
    165 g
  • Screen diagonal

    Redmi Note 4: 0.91 in smaller diagonal

    iQOO:
    6.41 in
    Redmi Note 4:
    5.5 in
  • Chipset

    iQOO:
    Qualcomm SDM855 Snapdragon 855 (7 nm)
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Rear camera layout

    iQOO:
    Dual
    Redmi Note 4:
    Single
  • Height

    Redmi Note 4: 6.7 mm shorter

    iQOO:
    157.7 mm
    Redmi Note 4:
    151 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. iQOO

    Height:
    157.7 mm +6.7 mm versus Redmi Note 4
    Width:
    75.2 mm
    Depth:
    8.5 mm
  2. 2. Redmi Note 4

    Height:
    151 mm
    Width:
    76 mm
    Depth:
    8.5 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. iQOO

    180 g

    +15 g versus Redmi Note 4

  2. 2. Redmi Note 4

    165 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. iQOO

    Screen diagonal:
    6.41 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.9 cm²
  2. 2. Redmi Note 4

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

iQOO has approximately 20.9% more rectangular screen area than Redmi Note 4.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

iQOO: Original memory entry

256 GB · 8/12 GB RAM 128 GB · 6/8 GB RAM

Redmi Note 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM; 64 GB · 3 GB RAM (China only)

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. iQOO

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

2. Redmi Note 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. iQOO

    4000 mAh

  2. 2. Redmi Note 4

    4100 mAh

    +100 mAh versus iQOO

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. iQOO2. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
Dimensions (HxWxD)
  • 157.7 Х 75.2 Х 8.5 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 180 g
  • 165 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 6.41" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 GB
  • 8/12 GB RAM 128 GB
  • 6/8 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
Memory card support
  • No
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); Funtouch 9
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.9 cm2
  • 83.4 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 85.1%
  • 72.7%
PPI /points per inch/
  • 402 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP (ultrawide) -2 MP
  • f/2.4
  • depth sensor
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions
  • HDR
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 12 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 12 MP
  • 5 MP
  • f/2.0
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
Processor CPU
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.41 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 640
  • Adreno 506
Antutu 7 score * Unknown
  • 76000
GeekBench 4 Single Core * Unknown
  • 1475
GeekBench 4 Multi-Core * Unknown
  • 4010
GeekBench 4 RenderScript * Unknown
  • 3151
Antutu 8 score *
  • 420199
  • 102376
GeekBench 5 Single Core * Unknown
  • 171
GeekBench 5 Multi-Core * Unknown
  • 917
General specs
General specs — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
Release date
  • 2019
  • March
  • 2017
  • January
Colors
  • Optic Blue
  • Lava Orange
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 400 EUR
  • 150 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (7CA) Cat20 2000/150 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
Radio
  • No
  • FM radio
Others
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for iQOO, Redmi Note 4.
SpecificationiQOORedmi Note 4
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 44W -(50% in 15 min
  • 100% in 45 min) -Fast battery charging 22.5W - 6/128 GB version
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.