ZTE Open II vs ZTE Star 1

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.

  • Width

    Open II: 8 mm narrower

    Open II:
    61 mm
    Star 1:
    69 mm
  • Screen diagonal

    Open II: 1.5 in smaller diagonal

    Open II:
    3.5 in
    Star 1:
    5 in
  • Chipset

    Open II:
    Qualcomm MSM8210 Snapdragon 200 (28 nm)
    Star 1:
    Qualcomm MSM8928 Snapdragon 400 (28 nm)
  • Depth

    Star 1: 3.9 mm thinner

    Open II:
    10.5 mm
    Star 1:
    6.6 mm
  • Height

    Open II: 21 mm shorter

    Open II:
    118 mm
    Star 1:
    139 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. Open II

    Height:
    118 mm
    Width:
    61 mm
    Depth:
    10.5 mm +3.9 mm versus Star 1
    Weight:
    Unknown
  2. 2. Star 1

    Height:
    139 mm +21 mm versus Open II
    Width:
    69 mm +8 mm versus Open II
    Depth:
    6.6 mm
    Weight:
    130 g

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. Open II

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Star 1

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

Star 1 has approximately 88.9% more rectangular screen area than Open II.

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 Open II, Star 1, compared at the same storage capacity.
StorageOpen IIStar 1
16 GB Unknown 2 GB RAM
Open II: Original memory entry

2 GB · 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. Open II

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

2. Star 1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. Open II

    1150 mAh

  2. 2. Star 1

    2300 mAh

    +1150 mAh versus Open II

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. Open II2. Star 1

Everyday essentials
Everyday essentials — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
Dimensions (HxWxD)
  • 118 Х 61 Х 10.5 mm
  • 139 Х 69 Х 6.6 mm
Weight
  • 0 g
  • 130 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 2 GB
  • 256 MB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1150 mAh
  • Removable Li-Ion
  • 2300 mAh
  • Non-removable Li-Po
Operating system OS
  • Firefox OS 1.3
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 36.5 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 50.7%
  • 71.9%
PPI /points per inch/
  • 165 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
  • AF
Functions Unknown
  • Dual-LED dual-tone flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance

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

Performance — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
Processor CPU
  • Dual-core 1.2 GHz Cortex-A7
  • Quad-core 1.6 GHz Cortex-A7
Graphics processor GPU
  • Adreno 302
  • Adreno 305
Antutu 7 score *
  • 12396
  • 19198
GeekBench 4 Single Core * Unknown
  • 361
GeekBench 4 Multi-Core * Unknown
  • 1118
General specs
General specs — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
Release date
  • 2014
  • February
  • 2014
  • April
Colors
  • Black
  • Pink
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 200 EUR
Battery life Unknown
  • Stand by time- Up to 460 h Talking time- Up to 20 h
Communication and Connectivity
Communication and Connectivity — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 900 / 2100 -4G - LTE
Speed
  • HSPA
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS Unknown
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.1
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
Radio
  • FM radio
  • FM radio
Others Unknown
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Open II, Star 1.
SpecificationOpen IIStar 1
Dop
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input
  • Sensors Accelerometer
  • proximity