Nokia Lumia 635 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

    Lumia 635: 31 g lighter

    Lumia 635:
    134 g
    Redmi Note 4:
    165 g
  • Width

    Lumia 635: 9.3 mm narrower

    Lumia 635:
    66.7 mm
    Redmi Note 4:
    76 mm
  • Screen diagonal

    Lumia 635: 1 in smaller diagonal

    Lumia 635:
    4.5 in
    Redmi Note 4:
    5.5 in
  • Chipset

    Lumia 635:
    Qualcomm Snapdragon 400 (28 nm)
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Depth

    Redmi Note 4: 0.7 mm thinner

    Lumia 635:
    9.2 mm
    Redmi Note 4:
    8.5 mm
  • Height

    Lumia 635: 21.5 mm shorter

    Lumia 635:
    129.5 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. Lumia 635

    Height:
    129.5 mm
    Width:
    66.7 mm
    Depth:
    9.2 mm +0.7 mm versus Redmi Note 4
  2. 2. Redmi Note 4

    Height:
    151 mm +21.5 mm versus Lumia 635
    Width:
    76 mm +9.3 mm versus Lumia 635
    Depth:
    8.5 mm

Weight

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

  1. 1. Lumia 635

    134 g

  2. 2. Redmi Note 4

    165 g

    +31 g versus Lumia 635

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. Lumia 635

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 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 49.4% more rectangular screen area than Lumia 635.

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.

Lumia 635: Original memory entry

8 GB · 512 MB/ 1 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. Lumia 635

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Lumia 635

    1830 mAh

  2. 2. Redmi Note 4

    4100 mAh

    +2270 mAh versus Lumia 635

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. Lumia 6352. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
Dimensions (HxWxD)
  • 129.5 Х 66.7 Х 9.2 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 134 g
  • 165 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB/ 1 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 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Phone 8.1
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Qualcomm Snapdragon 400 (28 nm)
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 54.3 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 62.9%
  • 72.7%
PPI /points per inch/
  • 221 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • 1/4''
  • AF
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions
  • panorama
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 720p@30fps
  • 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 Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 305
  • Adreno 506
Antutu 7 score *
  • 11986
  • 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 Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
Release date
  • 2014
  • April
  • 2017
  • January
Colors
  • Bright orange
  • Bright Green
  • bright yellow
  • White
  • Black
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 648 h Talking time- Up to 12 h (2G) / Up to 14 h (3G) Music play - Up to 58 h
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
SIM card
  • 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 850 / 900 / 2100 - RM-974 HSDPA 850 / 1700 / 1900 / 2100 - RM-975 -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800) - RM-974 LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 17(700) - RM-975
  • 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 Cat3 100/50 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
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE/ aptX after WP8 Denim update
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.97 W/kg (head) 0.77 W/kg (body) SAR EU - 0.75 W/kg (head) 0.79 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
Radio
  • FM radio
  • FM radio
Others
  • ClearBlack display
  • Active noise cancellation with dedicated mic
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Lumia 635, Redmi Note 4.
SpecificationLumia 635Redmi Note 4
Dop
  • Sensors Accelerometer
  • sensor core - Versions: RM-974 (Global); RM-975 (USA)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.