Micromax Bolt A066 vs ZTE Open

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.

  • Chipset

    Bolt A066:
    Mediatek MT6571 (28 nm)
    Open:
    Qualcomm MSM7225A Snapdragon S1
  • Release year

    Bolt A066:
    2014
    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.

  1. 1. Bolt A066

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Open

    Height:
    114 mm
    Width:
    62 mm
    Depth:
    12.5 mm
    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.

  1. 1. Bolt A066

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Open

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

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.

Bolt A066: Original memory entry

4 GB · 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. Bolt A066

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

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 battery capacity

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

  1. 1. Bolt A066

    1300 mAh

    +100 mAh versus Open

  2. 2. Open

    1200 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. Bolt A0662. Open

Everyday essentials
Everyday essentials — specifications for Bolt A066, Open.
SpecificationBolt A066Open
Dimensions (HxWxD)
  • Х Х mm
  • 114 Х 62 Х 12.5 mm
Weight
  • 0 g
  • 0 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 3.5" inch
  • 3.5" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 512 MB ROM
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Firefox OS 1.0
Chipset
  • Mediatek MT6571 (28 nm)
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Bolt A066, Open.
SpecificationBolt A066Open
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 36.5 cm2
  • 36.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio Unknown
  • 51.6%
PPI /points per inch/
  • 165 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Bolt A066, Open.
SpecificationBolt A066Open
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
Video
  • 480p
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance

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

Performance — specifications for Bolt A066, Open.
SpecificationBolt A066Open
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • 1.0 GHz Cortex-A5
Graphics processor GPU
  • Mali-400
  • Adreno 200
Antutu 7 score * Unknown
  • 1456
General specs
General specs — specifications for Bolt A066, Open.
SpecificationBolt A066Open
Release date
  • 2014
  • May
  • 2013
  • February
Colors
  • Tranquil Green
  • Pristine White
  • Raging Red
  • Smokey Grey
  • Blue
  • Orange
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 6 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Bolt A066, Open.
SpecificationBolt A066Open
SIM card
  • Dual SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 0.37 W/kg (head) 0.41 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Bolt A066, Open.
SpecificationBolt A066Open
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for Bolt A066, Open.
SpecificationBolt A066Open
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input