Allview X2 Xtreme vs Energizer Ultimate U620S Pop

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.

  • Display technology

    OLED versus LCD

    X2 Xtreme:
    OLED
    Ultimate U620S Pop:
    LCD
  • Width

    Ultimate U620S Pop: 7.1 mm narrower

    X2 Xtreme:
    82 mm
    Ultimate U620S Pop:
    74.9 mm
  • Screen diagonal

    X2 Xtreme: 0.2 in smaller diagonal

    X2 Xtreme:
    6 in
    Ultimate U620S Pop:
    6.2 in
  • Chipset

    X2 Xtreme:
    Mediatek MT6795 Helio X10 (28 nm)
    Ultimate U620S Pop:
    Mediatek Helio P70
  • Rear camera layout

    X2 Xtreme:
    Single
    Ultimate U620S Pop:
    Triple
  • Depth

    X2 Xtreme: 0.7 mm thinner

    X2 Xtreme:
    9.6 mm
    Ultimate U620S Pop:
    10.3 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. X2 Xtreme

    Height:
    164 mm +10.8 mm versus Ultimate U620S Pop
    Width:
    82 mm +7.1 mm versus Ultimate U620S Pop
    Depth:
    9.6 mm
    Weight:
    204.4 g
  2. 2. Ultimate U620S Pop

    Height:
    153.2 mm
    Width:
    74.9 mm
    Depth:
    10.3 mm +0.7 mm versus X2 Xtreme
    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. X2 Xtreme

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 cm²
  2. 2. Ultimate U620S Pop

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    95.9 cm²

X2 Xtreme has approximately 3.4% more rectangular screen area than Ultimate U620S Pop.

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 X2 Xtreme, Ultimate U620S Pop, compared at the same storage capacity.
StorageX2 XtremeUltimate U620S Pop
128 GB Unknown 6 GB RAM
X2 Xtreme: Original memory entry

up to 64 GB (dedicated slot) · 3 GB 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. X2 Xtreme

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

2. Ultimate U620S Pop

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 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. X2 Xtreme

    3500 mAh

    +300 mAh versus Ultimate U620S Pop

  2. 2. Ultimate U620S Pop

    3200 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. X2 Xtreme2. Ultimate U620S Pop

Everyday essentials
Everyday essentials — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
Dimensions (HxWxD)
  • 164 Х 82 Х 9.6 mm
  • 153.2 Х 74.9 Х 10.3 mm
Weight
  • 204.4 g
  • 0 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6" inch
  • 6.2" inch
Screen resolution
  • 1440 x 2560 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • up to 64 GB (dedicated slot)
  • 3 GB RAM
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 3200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6795 Helio X10 (28 nm)
  • Mediatek Helio P70
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 99.2 cm2
  • 95.9 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 73.8%
  • 83.6%
PPI /points per inch/
  • 490 PPI
  • 407 PPI
Camera and Video
Camera and Video — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
Rear camera, main
  • 24 MP
  • Single
  • 12 MP
  • Triple
Camera specs
  • 24 MP
  • 1/2.3''
  • DTS HD sound -Active noise cancellation with dedicated mic
  • PDAF & laser AF
  • 12 MP
  • PDAF -5 MP -2 MP
  • depth sensor
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 2160p@30fps
  • 1080p
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Dual
Specifications
  • 8 MP
  • AF
  • Motorized pop-up 16 MP Motorized pop-up 2 MP
  • depth sensor
Performance

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

Performance — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR G6200
  • Mali-G72 MP3
Antutu 7 score *
  • 48960
Unknown
General specs
General specs — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
Release date
  • 2015
  • June
  • 2019
  • January
Colors
  • Gold
  • Black
  • Red
  • Green
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 490 EUR
Unknown
Battery life
  • Stand by time- Up to 350 h (3G) Talking time- Up to 12 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 1900 / 2100-4G - LTE band 1(2100)
  • 7(2600)
  • 33(1900)
  • 38(2600)
  • 39(1900)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB Host
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
Radio
  • FM radio
  • recording
  • FM radio
Others
  • DTS sound -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for X2 Xtreme, Ultimate U620S Pop.
SpecificationX2 XtremeUltimate U620S Pop
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass