Oppo Reno5 4G vs Nokia 6121 classic

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

    6121 classic: 82 g lighter

    Reno5 4G:
    171 g
    6121 classic:
    89 g
  • Width

    6121 classic: 27.3 mm narrower

    Reno5 4G:
    73.3 mm
    6121 classic:
    46 mm
  • Screen diagonal

    6121 classic: 4.43 in smaller diagonal

    Reno5 4G:
    6.43 in
    6121 classic:
    2 in
  • Rear camera layout

    Reno5 4G:
    Quad
    6121 classic:
    Single
  • Depth

    Reno5 4G: 7.3 mm thinner

    Reno5 4G:
    7.7 mm
    6121 classic:
    15 mm
  • Height

    6121 classic: 54.1 mm shorter

    Reno5 4G:
    159.1 mm
    6121 classic:
    105 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. Reno5 4G

    Height:
    159.1 mm +54.1 mm versus 6121 classic
    Width:
    73.3 mm +27.3 mm versus 6121 classic
    Depth:
    7.7 mm
  2. 2. 6121 classic

    Height:
    105 mm
    Width:
    46 mm
    Depth:
    15 mm +7.3 mm versus Reno5 4G

Weight

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

  1. 1. Reno5 4G

    171 g

    +82 g versus 6121 classic

  2. 2. 6121 classic

    89 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. Reno5 4G

    Screen diagonal:
    6.43 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    99.8 cm²
  2. 2. 6121 classic

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

Reno5 4G has approximately 705.8% more rectangular screen area than 6121 classic.

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 Reno5 4G, 6121 classic, compared at the same storage capacity.
StorageReno5 4G6121 classic
128 GB 8 GB RAM Unknown
6121 classic: Original memory entry

32 MB · 64 MB RAM · 128 MB ROM

Practical features

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

1. Reno5 4G

NFC:
No
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. 6121 classic

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 8 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. Reno5 4G

    4310 mAh

    +3420 mAh versus 6121 classic

  2. 2. 6121 classic

    890 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. Reno5 4G2. 6121 classic

Everyday essentials
Everyday essentials — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
Dimensions (HxWxD)
  • 159.1 Х 73.3 Х 7.7 mm
  • 105 Х 46 Х 15 mm
Weight
  • 171 g
  • 89 g
Technology
  • AMOLED
  • TFT
Screen size
  • 6.43" inc
  • 2" inch
Screen resolution
  • 1080 x 2400 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 8GB RAM
  • 32 MB
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4310 mAh
  • Li-Po
  • non-removable
  • 890 mAh
  • Removable Li-Ion
Operating system OS
  • Android 11
  • ColorOS 11.1
  • Symbian 9.2
  • S60 rel. 3.1
Chipset
  • - Qualcomm SM7125 Snapdragon 720G (8 nm)
Unknown
NFC
  • No
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 16M
Screen area
  • 99.8 cm2
  • 12.4 cm2
Screen format
  • 20:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 85.6%
  • 25.6%
PPI /points per inch/ Unknown
  • 200 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
Rear camera, main
  • 64 MP
  • Quad
  • 2 MP
  • Single
Camera specs
  • -64 MP
  • f/1.7
  • 26mm (wide)
  • 1/1.73''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 119˚ (ultrawide)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • (macro) -2 MP
  • (depth)
  • 2 MP
Functions
  • HDR
  • LED flash
Video
  • 1080p@30/120fps
  • gyro-EIS
  • 320p
Front camera, selfie
  • 44 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 44 MP
  • f/2.4
  • 24mm (wide)
  • VGA videocall camera
Performance
Performance — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
Processor CPU
  • - Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
  • 369 MHz ARM 11
Graphics processor GPU
  • - Adreno 618
Unknown
General specs
General specs — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
Release date
  • 2020
  • December 31
  • 2007
  • June
Colors
  • Black
  • Silver
  • Black
  • Pearl White
  • Pink
  • Sand Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
  • 180 EUR
Battery life Unknown
  • Stand by time- Up to 250 h (2G) / 240 h (3G) Talking time- Up to 3 h (2G) / 2 h 24 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - 1
  • 3
  • 5
  • 7
  • 8
  • 38
  • 40
  • 41
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 32
Edge
  • Yes
  • Class 32
  • 296 / 177.6 kbits
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • QZSS
  • BDS
  • No
USB
  • USB Type-C
  • USB On-The-Go
  • miniUSB
Bluetooth
  • 5.1
  • A2DP
  • LE
  • aptX HD
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.22 W/kg (head) 1.13 W/kg (body) SAR EU - 1.18 W/kg (head)
Music and Audio
Music and Audio — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
Radio Unknown
  • Stereo FM radio
Others
  • - 90Hz -430 nits (typ) -600 nits (peak)
  • Downloadable wallpapers
  • screensavers
Other features
Other features — specifications for Reno5 4G, 6121 classic.
SpecificationReno5 4G6121 classic
Dop
  • - Sensors - Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 50W -Reverse charging -SuperVOOC
  • Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Voice memo/dial -Predictive text input -Organizer