Energizer Ultimate U620S vs ZTE Blade X

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

    Ultimate U620S: 2 mm narrower

    Ultimate U620S:
    75.5 mm
    Blade X:
    77.5 mm
  • Screen diagonal

    Blade X: 0.7 in smaller diagonal

    Ultimate U620S:
    6.2 in
    Blade X:
    5.5 in
  • Chipset

    Ultimate U620S:
    Mediatek MT6765 Helio P35 (12nm)
    Blade X:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Rear camera layout

    Ultimate U620S:
    Triple
    Blade X:
    Single
  • Depth

    Ultimate U620S: 0.6 mm thinner

    Ultimate U620S:
    8.3 mm
    Blade X:
    8.9 mm
  • Release year

    Ultimate U620S:
    2019
    Blade X:
    2017

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 U620S

    Height:
    155.8 mm
    Width:
    75.5 mm
    Depth:
    8.3 mm
    Weight:
    Unknown
  2. 2. Blade X

    Height:
    156 mm
    Width:
    77.5 mm +2 mm versus Ultimate U620S
    Depth:
    8.9 mm +0.6 mm versus Ultimate U620S
    Weight:
    156 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 U620S

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    97.6 cm²
  2. 2. Blade X

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

Ultimate U620S has approximately 17% more rectangular screen area than Blade X.

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 U620S, Blade X, compared at the same storage capacity.
StorageUltimate U620SBlade X
16 GB Unknown 2 GB RAM
Ultimate U620S: Original memory entry

64 GB · 512GB 4GB

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 U620S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

2. Blade X

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

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 U620S

    4000 mAh

    +1000 mAh versus Blade X

  2. 2. Blade X

    3000 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 U620S2. Blade X

Everyday essentials
Everyday essentials — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
Dimensions (HxWxD)
  • 155.8 Х 75.5 Х 8.3 mm
  • 156 Х 77.5 Х 8.9 mm
Weight
  • 0 g
  • 156 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.2" inch
  • 5.5" inch
Screen resolution
  • 720 x 1520 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Removable Li-Po
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 7.1.1 (Nougat)
Chipset
  • Mediatek MT6765 Helio P35 (12nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.6 cm2
  • 83.4 cm2
Screen format
  • 18.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.9%
  • 69.0%
PPI /points per inch/
  • 265 PPI
  • 267 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
Rear camera, main
  • 16 MP
  • Triple
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • PDAF -2 MP -VGA
  • depth sensor
  • 13 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p
  • 720p
Front camera, selfie
  • 16 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 16 MP
  • 5 MP
Performance

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

Performance — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 308
Antutu 7 score * Unknown
  • 31232
General specs
General specs — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
Release date
  • 2019
  • January
  • 2017
  • October
Colors
  • Aurora Red
  • Aurora Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 USD
Communication and Connectivity
Communication and Connectivity — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Nano-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)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1900 / 1800 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.72 W/kg (head)
Music and Audio
Music and Audio — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Dolby Audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ultimate U620S, Blade X.
SpecificationUltimate U620SBlade X
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For Cricket