HP Slate7 VoiceTab vs ZTE Open II

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.

  • Screen diagonal

    Open II: 3.5 in smaller diagonal

    Slate7 VoiceTab:
    7 in
    Open II:
    3.5 in

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. Slate7 VoiceTab

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    325 g

    Unavailable dimensions are omitted from the drawing.

  2. 2. Open II

    Height:
    118 mm
    Width:
    61 mm
    Depth:
    10.5 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. Slate7 VoiceTab

    Screen diagonal:
    7 in
    Aspect ratio (height:width):
    16:10
    Approximate rectangular screen area:
    142.1 cm²
  2. 2. Open II

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

Slate7 VoiceTab has approximately 289.5% 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 Slate7 VoiceTab, Open II, compared at the same storage capacity.
StorageSlate7 VoiceTabOpen II
16 GB 1 GB RAM Unknown
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. Slate7 VoiceTab

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

2. Open II

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. Slate7 VoiceTab

    4100 mAh

    +2950 mAh versus Open II

  2. 2. Open II

    1150 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. Slate7 VoiceTab2. Open II

Everyday essentials
Everyday essentials — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
Dimensions (HxWxD)
  • Х Х mm
  • 118 Х 61 Х 10.5 mm
Weight
  • 325 g
  • 0 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 7" inch
  • 3.5" inch
Screen resolution
  • 800 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 2 GB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4100 mAh
  • Non-removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Firefox OS 1.3
Chipset
  • Marvell PXA1088
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 142.1 cm2
  • 36.5 cm2
Screen format
  • 16:10 (height:width)
  • 3:2 (height:width)
Screen to body ratio Unknown
  • 50.7%
PPI /points per inch/
  • 216 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • panorama
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance

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

Performance — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
Processor CPU
  • Quad-core 1.2 GHz
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 302
Antutu 7 score *
  • 23415
  • 12396
General specs
General specs — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
Release date
  • 2014
  • January
  • 2014
  • February
Colors
  • Black/White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
SIM card
  • Dual SIM (Mini-SIM & Micro-SIM)
  • 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
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
Unknown
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • EDR
  • 2.1
Music and Audio
Music and Audio — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Slate7 VoiceTab, Open II.
SpecificationSlate7 VoiceTabOpen II
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Preliminary official specifications
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input