ZTE Blade 20 vs ZTE Open C

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    Open C: 65 g lighter

    Blade 20:
    190 g
    Open C:
    125 g
  • Width

    Open C: 11.9 mm narrower

    Blade 20:
    76.6 mm
    Open C:
    64.7 mm
  • Screen diagonal

    Open C: 2.49 in smaller diagonal

    Blade 20:
    6.49 in
    Open C:
    4 in
  • Chipset

    Blade 20:
    Mediatek MT6771 Helio P70 (12nm)
    Open C:
    Qualcomm MSM8210 Snapdragon 200 (28 nm)
  • Rear camera layout

    Blade 20:
    Dual
    Open C:
    Single
  • Depth

    Blade 20: 1.8 mm thinner

    Blade 20:
    9 mm
    Open C:
    10.8 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. Blade 20

    Height:
    162.9 mm +36.9 mm versus Open C
    Width:
    76.6 mm +11.9 mm versus Open C
    Depth:
    9 mm
  2. 2. Open C

    Height:
    126 mm
    Width:
    64.7 mm
    Depth:
    10.8 mm +1.8 mm versus Blade 20

Weight

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

  1. 1. Blade 20

    190 g

    +65 g versus Open C

  2. 2. Open C

    125 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. Blade 20

    Screen diagonal:
    6.49 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    103.4 cm²
  2. 2. Open C

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Blade 20 has approximately 127% more rectangular screen area than Open C.

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 Blade 20, Open C, compared at the same storage capacity.
StorageBlade 20Open C
128 GB 4 GB RAM Unknown
Open C: Original memory entry

4 GB · 512 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. Blade 20

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

2. Open C

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. Blade 20

    5000 mAh

    +3600 mAh versus Open C

  2. 2. Open C

    1400 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. Blade 202. Open C

Everyday essentials
Everyday essentials — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
Dimensions (HxWxD)
  • 162.9 Х 76.6 Х 9 mm
  • 126 Х 64.7 Х 10.8 mm
Weight
  • 190 g
  • 125 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.49" inch
  • 4" inch
Screen resolution
  • 720 x 1560 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Non-removable Li-Po
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Firefox OS 1.3
Chipset
  • Mediatek MT6771 Helio P70 (12nm)
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 103.4 cm2
  • 45.5 cm2
Screen format
  • 19.5:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 82.9%
  • 55.9%
PPI /points per inch/
  • 265 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
Rear camera, main
  • 16 MP
  • Dual
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • f/2.0
  • PDAF -8 MP
  • 12mm (ultrawide) -2 MP
  • depth sensor
  • 3.15 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • 352x288@15fps
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.4
Unknown
Performance

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

Performance — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-G72 MP3
  • Adreno 302
Antutu 7 score * Unknown
  • 12154
General specs
General specs — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
Release date
  • 2019
  • October
  • 2014
  • February
Colors
  • Turquoise
  • Magic red
  • Orange
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 70 EUR
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 6 h
Body build
  • Front glass
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 21.1/5.76 Mbps
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
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.1
Music and Audio
Music and Audio — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
Radio
  • FM radio
  • recording
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Blade 20, Open C.
SpecificationBlade 20Open C
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 18W
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input