Microsoft Lumia 640 LTE vs Oppo T29

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 640 LTE: 15 g lighter

    Lumia 640 LTE:
    145 g
    T29:
    160 g
  • Width

    T29: 5.2 mm narrower

    Lumia 640 LTE:
    72.2 mm
    T29:
    67 mm
  • Screen diagonal

    T29: 0.5 in smaller diagonal

    Lumia 640 LTE:
    5 in
    T29:
    4.5 in
  • Chipset

    Lumia 640 LTE:
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
    T29:
    Mediatek MT6577 (40 nm)
  • Depth

    Lumia 640 LTE: 1.7 mm thinner

    Lumia 640 LTE:
    8.8 mm
    T29:
    10.5 mm
  • Height

    T29: 9.8 mm shorter

    Lumia 640 LTE:
    141.3 mm
    T29:
    131.5 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 640 LTE

    Height:
    141.3 mm +9.8 mm versus T29
    Width:
    72.2 mm +5.2 mm versus T29
    Depth:
    8.8 mm
  2. 2. T29

    Height:
    131.5 mm
    Width:
    67 mm
    Depth:
    10.5 mm +1.7 mm versus Lumia 640 LTE

Weight

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

  1. 1. Lumia 640 LTE

    145 g

  2. 2. T29

    160 g

    +15 g versus Lumia 640 LTE

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 640 LTE

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. T29

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

Lumia 640 LTE has approximately 23.5% more rectangular screen area than T29.

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 Lumia 640 LTE, T29, compared at the same storage capacity.
StorageLumia 640 LTET29
4 GB Not recorded 1 GB RAM
8 GB 1 GB RAM Not recorded

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 640 LTE

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. T29

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated 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 640 LTE

    2500 mAh

  2. 2. T29

    3150 mAh

    +650 mAh versus Lumia 640 LTE

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 640 LTE2. T29

Everyday essentials
Everyday essentials — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
Dimensions (HxWxD)
  • 141.3 Х 72.2 Х 8.8 mm
  • 131.5 Х 67 Х 10.5 mm
Weight
  • 145 g
  • 160 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 4.5" inch
Screen resolution
  • 720 x 1280 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Removable Li-Ion
  • 3150 mAh
  • Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • upgradable to Microsoft Windows 10
  • Android 4.0.4 (Ice Cream Sandwich)
Chipset
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Mediatek MT6577 (40 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 67.6%
  • 63.4%
PPI /points per inch/
  • 294 PPI
  • 245 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • f/2.2
  • 28mm (wide)
  • 1/4''
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p
  • Yes
Front camera, selfie
  • 1 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1 MP
  • VGA
Performance
Performance — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU
  • Adreno 305
  • PowerVR SGX531u
General specs
General specs — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
Release date
  • 2015
  • March
  • 2012
  • October
Colors
  • Glossy cyan
  • Orange
  • White
  • Matte Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 100 EUR
Battery life
  • Stand by time- Up to 864 h (2G) / Up to 864 h (3G) Talking time- Up to 26 h 30 min (2G) / Up to 17 h 30 min (3G)
  • Stand by time- Up to 480 h (2G) / Up to 480 h (3G) Talking time- Up to 20 h (2G) / Up to 11 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
SIM card
  • Micro-SIM
  • Yes
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 - T-Mobile -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700) - T-Mobile
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • Yes
Music and Audio
Music and Audio — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
Radio
  • FM radio
  • No
Others
  • ClearBlack display
Unknown
Other features
Other features — specifications for Lumia 640 LTE, T29.
SpecificationLumia 640 LTET29
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity