Energizer Ultimate U710S vs ZTE Obsidian

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.

  • Width

    Obsidian: 18.2 mm narrower

    Ultimate U710S:
    86.8 mm
    Obsidian:
    68.6 mm
  • Screen diagonal

    Obsidian: 2.62 in smaller diagonal

    Ultimate U710S:
    7.12 in
    Obsidian:
    4.5 in
  • Chipset

    Ultimate U710S:
    Mediatek MT6763 Helio P23 (16 nm)
    Obsidian:
    Mediatek MT6735M (28 nm)
  • Rear camera layout

    Ultimate U710S:
    Dual
    Obsidian:
    Single
  • Depth

    Ultimate U710S: 1 mm thinner

    Ultimate U710S:
    9.2 mm
    Obsidian:
    10.2 mm
  • Height

    Obsidian: 42.9 mm shorter

    Ultimate U710S:
    180.3 mm
    Obsidian:
    137.4 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. Ultimate U710S

    Height:
    180.3 mm +42.9 mm versus Obsidian
    Width:
    86.8 mm +18.2 mm versus Obsidian
    Depth:
    9.2 mm
    Weight:
    Unknown
  2. 2. Obsidian

    Height:
    137.4 mm
    Width:
    68.6 mm
    Depth:
    10.2 mm +1 mm versus Ultimate U710S
    Weight:
    137.5 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. Ultimate U710S

    Screen diagonal:
    7.12 in
    Aspect ratio (height:width):
    18.7:9
    Approximate rectangular screen area:
    127.8 cm²
  2. 2. Obsidian

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

Ultimate U710S has approximately 128.9% more rectangular screen area than Obsidian.

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 Ultimate U710S, Obsidian, compared at the same storage capacity.
StorageUltimate U710SObsidian
4 GB Not recorded 1 GB RAM
32 GB 3 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Ultimate U710S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. Obsidian

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. Ultimate U710S

    6000 mAh

    +4200 mAh versus Obsidian

  2. 2. Obsidian

    1800 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. Ultimate U710S2. Obsidian

Everyday essentials
Everyday essentials — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
Dimensions (HxWxD)
  • 180.3 Х 86.8 Х 9.2 mm
  • 137.4 Х 68.6 Х 10.2 mm
Weight
  • 0 g
  • 137.5 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 7.12" inch
  • 4.5" inch
Screen resolution
  • 1080 x 2244 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 3GB RAM
  • 4 GB
  • 1 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 6000 mAh
  • Non-removable Li-Po
  • 1800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6763 Helio P23 (16 nm)
  • Mediatek MT6735M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 127.8 cm2
  • 55.8 cm2
Screen format
  • 18.7:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 81.7%
  • 59.2%
PPI /points per inch/
  • 350 PPI
  • 218 PPI
Screen protection
  • AGC glass
Unknown
Camera and Video
Camera and Video — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
Rear camera, main
  • 13 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • PDAF -VGA
  • 5 MP
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance
Performance — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53)
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-G71 MP2
  • Mali-T720MP2
General specs
General specs — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
Release date
  • 2020
  • February 17
  • 2015
  • August
Colors
  • Gray
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 130 EUR
Battery life Unknown
  • Stand by time- Up to 252 h (3G) Talking time- Up to 6 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
SIM card
  • 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 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 12(700)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Ultimate U710S, Obsidian.
SpecificationUltimate U710SObsidian
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Battery charging 10W
  • Sensors Accelerometer