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Micromax A90 vs ZTE Open

Compare recorded specifications, size and practical differences.

Micromax A90

Micromax A90

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ZTE Open

ZTE Open

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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.

  • WidthOpen: 3 mm narrowerOpen: 62 mm · A90: 65 mm
  • Screen diagonalOpen: 0.8 in smaller diagonalOpen: 3.5 in · A90: 4.3 in
  • ChipsetMediatek MT6575 (40 nm) / Qualcomm MSM7225A Snapdragon S1A90: Mediatek MT6575 (40 nm) · Open: Qualcomm MSM7225A Snapdragon S1
  • DepthA90: 1.9 mm thinnerA90: 10.6 mm · Open: 12.5 mm
  • HeightOpen: 11 mm shorterOpen: 114 mm · A90: 125 mm
  • Release year2012 / 2013A90: 2012 · Open: 2013

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.

Front
A90: 125 × 65 mm 1 Open: 114 × 62 mm 2
Side
A90: 125 × 10.6 mm 1 Open: 114 × 12.5 mm 2
  1. 1. A90
    Height
    125 mm+11 mm versus Open
    Width
    65 mm+3 mm versus Open
    Depth
    10.6 mm
    Weight
    Unknown
  2. 2. Open
    Height
    114 mm
    Width
    62 mm
    Depth
    12.5 mm+1.9 mm versus A90
    Weight
    Unknown

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.

Screen size
A90: 4.3 in, 5:3, About 52.6 cm² rectangular area 1 Open: 3.5 in, 3:2, About 36.5 cm² rectangular area 2
  1. 1. A90 4.3 in · 5:3 About 52.6 cm² rectangular area
  2. 2. Open 3.5 in · 3:2 About 36.5 cm² rectangular area

A90 has approximately 44.3% more rectangular screen area than Open.

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.

A90: Original memory entry

4 GB (2 GB user available) · 512 MB RAM

Open: Original memory entry

512 MB ROM · 256 MB 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. A90

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

2. Open

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. A901600 mAh

    +400 mAh versus Open

  2. 2. Open1200 mAh

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. A902. Open

Everyday essentials
Everyday essentials
SpecificationA90Open
Dimensions (HxWxD)
  • 125 Х 65 Х 10.6 mm
  • 114 Х 62 Х 12.5 mm
Weight
  • 0 g
  • 0 g
Technology
  • AMOLED
  • TFT
Screen size
  • 4.3" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 320 x 480 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB (2 GB user available)
  • 512 MB RAM
  • 512 MB ROM
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
BatteryCapacity is not battery life. No endurance test is implied.
  • 1600 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0.3 (Ice Cream Sandwich)
  • Firefox OS 1.0
Chipset
  • Mediatek MT6575 (40 nm)
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA90Open
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
Unknown
Screen area
  • 52.6 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 64.8%
  • 51.6%
PPI /points per inch/
  • 217 PPI
  • 165 PPI
Camera and Video
Camera and Video
SpecificationA90Open
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance
SpecificationA90Open
Processor CPU
  • 1.0 GHz Cortex-A9
  • 1.0 GHz Cortex-A5
Graphics processor GPU
  • PowerVR SGX531
  • Adreno 200
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1456
General specs
General specs
SpecificationA90Open
Release date
  • 2012
  • July
  • 2013
  • February
Colors
  • Black
  • Blue
  • Orange
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
Unknown
Battery life
  • Stand by time- Up to 174 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationA90Open
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-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
Speed
  • HSPA
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio
SpecificationA90Open
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features
SpecificationA90Open
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/AAC/WMA/WAV player -MP4/WMV/H.264 player -Organizer -Document viewer -Voice memo/dial -Predictive text input (Swype)
  • Sensors Accelerometer
  • proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input