Microsoft Lumia 640 Dual SIM vs ZTE Boost MAX+

Compare recorded specifications, size and practical differences.

+ Add a third phone

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 Dual SIM: 49.8 g lighter

    Lumia 640 Dual SIM:
    145 g
    Boost MAX+:
    194.8 g
  • Width

    Lumia 640 Dual SIM: 10.4 mm narrower

    Lumia 640 Dual SIM:
    72.2 mm
    Boost MAX+:
    82.6 mm
  • Screen diagonal

    Lumia 640 Dual SIM: 0.7 in smaller diagonal

    Lumia 640 Dual SIM:
    5 in
    Boost MAX+:
    5.7 in
  • Depth

    Lumia 640 Dual SIM: 1.4 mm thinner

    Lumia 640 Dual SIM:
    8.8 mm
    Boost MAX+:
    10.2 mm
  • Height

    Lumia 640 Dual SIM: 23.8 mm shorter

    Lumia 640 Dual SIM:
    141.3 mm
    Boost MAX+:
    165.1 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 Dual SIM

    Height:
    141.3 mm
    Width:
    72.2 mm
    Depth:
    8.8 mm
  2. 2. Boost MAX+

    Height:
    165.1 mm +23.8 mm versus Lumia 640 Dual SIM
    Width:
    82.6 mm +10.4 mm versus Lumia 640 Dual SIM
    Depth:
    10.2 mm +1.4 mm versus Lumia 640 Dual SIM

Weight

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

  1. 1. Lumia 640 Dual SIM

    145 g

  2. 2. Boost MAX+

    194.8 g

    +49.8 g versus Lumia 640 Dual SIM

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 Dual SIM

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

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

Boost MAX+ has approximately 30% more rectangular screen area than Lumia 640 Dual SIM.

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 Dual SIM, Boost MAX+, compared at the same storage capacity.
StorageLumia 640 Dual SIMBoost MAX+
8 GB 1 GB RAM Not recorded
16 GB Not recorded 2 GB RAM

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 Dual SIM

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

2. Boost MAX+

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

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 Dual SIM

    2500 mAh

  2. 2. Boost MAX+

    3400 mAh

    +900 mAh versus Lumia 640 Dual SIM

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 Dual SIM2. Boost MAX+

Everyday essentials
Everyday essentials — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
Dimensions (HxWxD)
  • 141.3 Х 72.2 Х 8.8 mm
  • 165.1 Х 82.6 Х 10.2 mm
Weight
  • 145 g
  • 194.8 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.7" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Removable Li-Ion
  • 3400 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • upgradable to Microsoft Windows 10
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 89.6 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 67.6%
  • 65.7%
PPI /points per inch/
  • 294 PPI
  • 258 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • f/2.2
  • 28mm (wide)
  • 1/4''
  • AF
  • 8 MP
Functions
  • LED flash
Unknown
Video
  • 720p
  • 720p
Front camera, selfie
  • 1 MP
  • Single
  • 1 MP
  • Single
Specifications
  • 1 MP
  • 1 MP
Performance
Performance — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Adreno 305
Unknown
General specs
General specs — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
Release date
  • 2015
  • March
  • 2015
  • July
Colors
  • Glossy cyan
  • Orange
  • White
  • Matte Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 840 h (2G) / Up to 840 h (3G) Talking time- Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G)
  • Talking time- Up to 16 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA
  • LTE
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
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
Radio
  • FM radio
  • No
Others
  • ClearBlack display
  • Dolby Digital Plus audio enhancement audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Lumia 640 Dual SIM, Boost MAX+.
SpecificationLumia 640 Dual SIMBoost MAX+
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Yes