Motorola CHARM 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

    CHARM: 15 g lighter

    CHARM:
    110 g
    Open C:
    125 g
  • Width

    Open C: 2.5 mm narrower

    CHARM:
    67.2 mm
    Open C:
    64.7 mm
  • Screen diagonal

    CHARM: 1.2 in smaller diagonal

    CHARM:
    2.8 in
    Open C:
    4 in
  • Chipset

    CHARM:
    TI OMAP 3410
    Open C:
    Qualcomm MSM8210 Snapdragon 200 (28 nm)
  • Depth

    Open C: 0.6 mm thinner

    CHARM:
    11.4 mm
    Open C:
    10.8 mm
  • Height

    CHARM: 27.6 mm shorter

    CHARM:
    98.4 mm
    Open C:
    126 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. CHARM

    Height:
    98.4 mm
    Width:
    67.2 mm +2.5 mm versus Open C
    Depth:
    11.4 mm +0.6 mm versus Open C
  2. 2. Open C

    Height:
    126 mm +27.6 mm versus CHARM
    Width:
    64.7 mm
    Depth:
    10.8 mm

Weight

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

  1. 1. CHARM

    110 g

  2. 2. Open C

    125 g

    +15 g versus CHARM

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. CHARM

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Open C

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

Open C has approximately 87.6% more rectangular screen area than CHARM.

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.

CHARM: Original memory entry

512 MB RAM; 512 MB

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. CHARM

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

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. CHARM

    1130 mAh

  2. 2. Open C

    1400 mAh

    +270 mAh versus CHARM

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. CHARM2. Open C

Everyday essentials
Everyday essentials — specifications for CHARM, Open C.
SpecificationCHARMOpen C
Dimensions (HxWxD)
  • 98.4 Х 67.2 Х 11.4 mm
  • 126 Х 64.7 Х 10.8 mm
Weight
  • 110 g
  • 125 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 4" inch
Screen resolution
  • 320 x 240 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB RAM; 512 MB
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1130 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.1 (Eclair)
  • Firefox OS 1.3
Chipset
  • TI OMAP 3410
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for CHARM, Open C.
SpecificationCHARMOpen C
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 256K
Screen area
  • 24.3 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 36.7%
  • 55.9%
PPI /points per inch/
  • 143 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for CHARM, Open C.
SpecificationCHARMOpen C
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • 24fps
  • 352x288@15fps
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance

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

Performance — specifications for CHARM, Open C.
SpecificationCHARMOpen C
Processor CPU
  • 600 MHz Cortex-A8
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR SGX530
  • Adreno 302
Antutu 7 score * Unknown
  • 12154
General specs
General specs — specifications for CHARM, Open C.
SpecificationCHARMOpen C
Release date
  • 2010
  • July
  • 2014
  • February
Colors
  • Golden Bronze
  • Cabernet
  • Orange
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 267 h (2G) / Up to 334 h (3G) Talking time- Up to 6 h 45 min (2G) / Up to 5 h (3G)
  • Stand by time- Up to 150 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for CHARM, Open C.
SpecificationCHARMOpen C
SIM card
  • Mini-SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 3.6/2 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.1
Harmful irradiation
  • SAR - 1.43 W/kg (head) 1.53 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for CHARM, Open C.
SpecificationCHARMOpen C
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for CHARM, Open C.
SpecificationCHARMOpen C
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/eAAC+/WAV/WMA player -MP4/WMV/H.264 player -Organizer -Document viewer -Voice memo/dial -Predictive text input - BACKTRACK touch panel
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input