Lenovo A1900 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.

  • Weight

    A1900: 48 g lighter

    A1900:
    117 g
    Redmi Note 4:
    165 g
  • Width

    A1900: 14 mm narrower

    A1900:
    62 mm
    Redmi Note 4:
    76 mm
  • Screen diagonal

    A1900: 1.5 in smaller diagonal

    A1900:
    4 in
    Redmi Note 4:
    5.5 in
  • Chipset

    A1900:
    Spreadtrum SC7730
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Depth

    Redmi Note 4: 1 mm thinner

    A1900:
    9.5 mm
    Redmi Note 4:
    8.5 mm
  • Height

    A1900: 30 mm shorter

    A1900:
    121 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. A1900

    Height:
    121 mm
    Width:
    62 mm
    Depth:
    9.5 mm +1 mm versus Redmi Note 4
  2. 2. Redmi Note 4

    Height:
    151 mm +30 mm versus A1900
    Width:
    76 mm +14 mm versus A1900
    Depth:
    8.5 mm

Weight

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

  1. 1. A1900

    117 g

  2. 2. Redmi Note 4

    165 g

    +48 g versus A1900

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. A1900

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Redmi Note 4

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

Redmi Note 4 has approximately 83.1% more rectangular screen area than A1900.

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.

A1900: Original memory entry

4 GB · 512 MB 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. A1900

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 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. A1900

    1500 mAh

  2. 2. Redmi Note 4

    4100 mAh

    +2600 mAh versus A1900

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. A19002. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
Dimensions (HxWxD)
  • 121 Х 62 Х 9.5 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 117 g
  • 165 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4" inch
  • 5.5" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Spreadtrum SC7730
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 83.4 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 60.7%
  • 72.7%
PPI /points per inch/
  • 233 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions Unknown
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • 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 A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
Release date
  • 2015
  • April
  • 2017
  • January
Colors
  • Black
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 60 EUR
  • 150 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
SIM card
  • Dual SIM (Mini-SIM/ Micro-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
  • 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
  • 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
  • 2.0
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
Radio
  • FM radio
  • FM radio
Others Unknown
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A1900, Redmi Note 4.
SpecificationA1900Redmi Note 4
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.