Acer Liquid X2 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.

  • Width

    Redmi Note 4: 2.8 mm narrower

    Liquid X2:
    78.8 mm
    Redmi Note 4:
    76 mm
  • Chipset

    Liquid X2:
    Mediatek MT6753 (28 nm)
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Height

    Redmi Note 4: 2.3 mm shorter

    Liquid X2:
    153.3 mm
    Redmi Note 4:
    151 mm
  • Release year

    Liquid X2:
    2015
    Redmi Note 4:
    2017

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. Liquid X2

    Height:
    153.3 mm +2.3 mm versus Redmi Note 4
    Width:
    78.8 mm +2.8 mm versus Redmi Note 4
    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. Liquid X2

    166 g

    +1 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. Liquid X2

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Redmi Note 4

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

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.

Recorded RAM for Liquid X2, Redmi Note 4, compared at the same storage capacity.
StorageLiquid X2Redmi Note 4
32 GB 3 GB RAM Unknown
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. Liquid X2

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

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. Liquid X2

    4020 mAh

  2. 2. Redmi Note 4

    4100 mAh

    +80 mAh versus Liquid X2

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. Liquid X22. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
Dimensions (HxWxD)
  • 153.3 Х 78.8 Х 8.5 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 166 g
  • 165 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4020 mAh
  • Removable Li-Po
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Mediatek MT6753 (28 nm)
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 69.0%
  • 72.7%
PPI /points per inch/
  • 267 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/1.8
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions
  • Dual-LED flash
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 13 MP
  • f/1.8
  • AF
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720MP4
  • 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 * Unknown
  • 102376
GeekBench 5 Single Core * Unknown
  • 171
GeekBench 5 Multi-Core * Unknown
  • 917
General specs
General specs — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
Release date
  • 2015
  • April
  • 2017
  • January
Colors
  • Black
  • Gold
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 820 h (3G) Talking time- Up to 23 h (3G)
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
SIM card
  • Triple SIM (Micro-SIM)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900-3G - HSDPA 900 / 1900 / 2100 - Europe
  • Taiwan HSDPA 850 / 1700(AWS) / 1900 - PA-4G - LTE 800 / 1800 / 2100 / 2600 - Europe LTE 700 / 900 / 1800 - Taiwan
  • 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 Cat4 150/50 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 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • Super AMOLED
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
Radio
  • FM radio
  • FM radio
Others
  • 24-bit/192kHz audio -DTS HD sound -Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Liquid X2, Redmi Note 4.
SpecificationLiquid X2Redmi Note 4
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.