Oppo K1 vs Posh Volt Max LTE L640

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    K1:
    OLED
    Volt Max LTE L640:
    LCD
  • Weight

    K1: 74 g lighter

    K1:
    156 g
    Volt Max LTE L640:
    230 g
  • Width

    K1: 13.8 mm narrower

    K1:
    75.5 mm
    Volt Max LTE L640:
    89.3 mm
  • Chipset

    K1:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Volt Max LTE L640:
    Mediatek MT6753 (28 nm)
  • Rear camera layout

    K1:
    Dual
    Volt Max LTE L640:
    Single
  • Depth

    K1: 0.7 mm thinner

    K1:
    7.4 mm
    Volt Max LTE L640:
    8.1 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. K1

    Height:
    158.3 mm
    Width:
    75.5 mm
    Depth:
    7.4 mm
  2. 2. Volt Max LTE L640

    Height:
    176 mm +17.7 mm versus K1
    Width:
    89.3 mm +13.8 mm versus K1
    Depth:
    8.1 mm +0.7 mm versus K1

Weight

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

  1. 1. K1

    156 g

  2. 2. Volt Max LTE L640

    230 g

    +74 g versus K1

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. K1

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²
  2. 2. Volt Max LTE L640

    Volt Max LTE L640: Screen geometry unavailable or conflicting.

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 K1, Volt Max LTE L640, compared at the same storage capacity.
StorageK1Volt Max LTE L640
32 GB Unknown 3 GB RAM
64 GB Unknown 3 GB RAM
K1: Original memory entry

64 GB · 4/6 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. K1

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

2. Volt Max LTE L640

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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. K1

    3600 mAh

  2. 2. Volt Max LTE L640

    6000 mAh

    +2400 mAh versus K1

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. K12. Volt Max LTE L640

Everyday essentials
Everyday essentials — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
Dimensions (HxWxD)
  • 158.3 Х 75.5 Х 7.4 mm
  • 176 Х 89.3 Х 8.1 mm
Weight
  • 156 g
  • 230 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.4" inch
  • 6.44" inch
Screen resolution
  • 1080 x 2340 px
  • 1280 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4/6 GB RAM
  • 32/64 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 6000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo); ColorOS 5.2
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Mediatek MT6753 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 101.0 cm2
  • 123.5 cm2
Screen format
  • 19.5:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 84.5%
  • 78.6%
PPI /points per inch/
  • 402 PPI
  • 358 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
Rear camera, main
  • 16 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • 1/2.8"
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • depth sensor
  • 13 MP
  • f/2.4
  • 1/3''
  • 1.12µm
  • AF
Functions
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 25 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
  • 8 MP
  • f/2.2
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Octa-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 512
  • Mali-T760MP2
Antutu 7 score *
  • 140322
Unknown
General specs
General specs — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
Release date
  • 2018
  • October
  • 2016
  • March
Colors
  • Blue
  • Red
  • Silver Green
  • Grey
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 210 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 600 h (2G) / Up to 400 h (3G) Talking time- Up to 16 h (2G) / Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1900 / 2100 -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 17(700)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 а/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for K1, Volt Max LTE L640.
SpecificationK1Volt Max LTE L640
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging