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Brand | nokia | nokia | oppo |
Model | nokia c100 | nokia lumia 638 | oppo a78 4g |
Announced | 2022 January 05 | 2014 December. Released 2014 December | 2023 July 10 |
Status | Available. Released 2022 Q2 | discontinued | Available. Released 2023 July 10 |
Device Body | |||
Dimensions | 149.6 x 71.9 x 9.7 mm ( 5.89 x 2.83 x 0.38 in ) | 129.5 x 66.7 x 9.2 mm ( 5.10 x 2.63 x 0.36 in ) | 160 x 73.2 x 7.9 mm ( 6.30 x 2.88 x 0.31 in ) |
Weight in gram | 136 | 180 | |
SIM card | Nano-SIM | Micro-SIM | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance | No | No | |
Display type | IPS LCD | IPS LCD | AMOLED | 90hz | 430 Luminance units |
Display resolution | 720 x 1440 pixels | 18 : 9 ratio ( ~295 pixel per inch density ) | 480 x 854 pixels | 16 : 9 ratio ( ~218 pixel per inch density ) | 1080 x 2400 pixels | 20 : 9 ratio ( ~409 pixel per inch density ) |
Display size | 5.45 inches | 76.7 cm2 ( ~71.3% screen to body ratio ) | 4.5 inches | 55.8 cm2 ( ~64.6% screen to body ratio ) | 6.43 inches | 99.8 cm2 ( ~85.2% screen to body ratio ) |
Display Protection | corning gorilla glass 5 | ||
Operating System | android 12 | microsoft windows phone 8.1 | android 13 | coloros 13.1 |
CPU | Quad-core 2.0 GHz cortex-a53 | Quad-core 1.2 GHz cortex-a7 | Octa-core ( 4x2.4 GHz kryo 265 gold & 4x1.9 GHz kryo 265 silver ) |
Chipset | mediatek mt6761 helio a22 ( 12 nm ) | Qualcomm snapdragon 400 ( 28 nm ) | Qualcomm sm6225 snapdragon 680 4g ( 6 nm ) |
GPU | powervr ge8320 | adreno 305 | adreno 610 |
Memory card | microsdxc ( dedicated slot ) | microsdxc ( dedicated slot ) | microsdxc |
Memory v1 | 32gb 3gb RAM | 8gb 1gb RAM | 128gb 8gb RAM |
Memory v2 | 256gb 8gb RAM | ||
Primary camera | 8 megapixel| Auto focus | 5 megapixel| 1/4.0" | Auto focus | 50 megapixel| lens aperture1.8 | ( wide ) | phase detection autofocus 2 megapixel| lens aperture2.4 | ( depth ) |
Secondary camera | 5 mega pixel | | 8 megapixel| lens aperture2.0 | ( wide ) |
Loud speaker | Yes | Yes | Yes with stereo speakers |
Audio jack | Yes | Yes | Yes |
WLAN | Wi-Fi 802.11 b/g/n/ac | Wi-Fi 802.11 b/g/n | dlna | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band |
Bluetooth | 5.0 | a2dp | le | 4.0 | a2dp | le/ aptx after wp8 denim update | 5.0 | a2dp | le |
GPS | Yes with a-gps glonass | ||
NFC | No | No | Yes ( market/region dependent ) |
Radio | No | FM Radio | No |
USB | USB Type-C 2.0 | microusb 2.0 | USB Type-C 2.0 | otg |
Sensors | accelerometer | proximity | barometer | accelerometer | fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass |
Battery | Li-lon 3000 mAh | removable | Li-lon 1830 mAh | removable ( bl-5h ) | li-po 5000 mAh | Non-removable |
Battery Charge | 67w wired | pd | 76% in 30 min ( advertised ) | ||
Colors | blue | black | mist color color gradations, cyan color gradations |
Network technology | gsm / hspa / lte | gsm / hspa / lte | gsm / hspa / lte |
5G bands | |||
Network speed | hspa lte | hspa 42.2/5.76 mbps lte cat4 150/50 mbps | hspa lte |
GPRS | |||
EDGE | |||
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