Compare Devices
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Brand |
samsung | realme | xiaomi |
Model |
samsung galaxy j7 (2018) | realme gt explorer master | xiaomi redmi a1 |
Announced |
2018 June | 2021 July 21 | 2022 September 06 |
Status |
Available. Released 2018 July | Available. Released 2021 July 27 | Available. Released 2022 September 09 |
Device Body |
glass front ( gorilla glass 5 ) | plastic back | plastic frame | glass front ( gorilla glass 5 ) | plastic back | aluminum frame | |
Dimensions |
153.2 x 76.2 x 8.6 mm ( 6.03 x 3.00 x 0.34 in ) | 159.9 mm x 72.5 mm x 8.0/8.8 mm ( depending on color ) | 164.9 x 76.8 x 9.1 mm ( 6.49 x 3.02 x 0.36 in ) |
Weight in gram |
181 | 183.5/185 | 192 |
SIM card |
Nano-SIM | dual SIM ( Nano-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) |
Water Resistance |
No | No | No |
Display type |
tft | Super AMOLED | 120hz | hdr10+ | 1100 Luminance units ( the peak ) | IPS LCD | 400 Luminance units ( typ ) |
Display resolution |
720 x 1280 pixels | 16 : 9 ratio ( ~267 pixel per inch density ) | 1080 x 2400 pixels | 20 : 9 ratio ( ~402 pixel per inch density ) | 720 x 1600 pixels | 20 : 9 ratio ( ~269 pixel per inch density ) |
Display size |
5.5 inches | 83.4 cm2 ( ~71.4% screen to body ratio ) | 6.55 inches | 103.6 cm2 ( ~89.3% screen to body ratio ) | 6.52 inches | 102.6 cm2 ( ~81.0% screen to body ratio ) |
Display Protection |
corning gorilla glass 5 | corning gorilla glass 5 | |
Operating System |
android 8.0 ( oreo ) | upgradable to android 9.0 ( pie ) | one ui | android 11 | realme ui 2.0 | android 12 ( go edition ) | miui 12 |
CPU |
Octa-core 1.6 GHz cortex-a53 | Octa-core ( 1x3.2 GHz kryo 585 & 3x2.42 GHz kryo 585 & 4x1.80 GHz kryo 585 ) | Quad-core 2.0 GHz cortex-a53 |
Chipset |
exynos 7870 Octa ( 14 nm ) | Qualcomm sm8250-ac snapdragon 870 5g ( 7 nm ) | mediatek mt6761 helio a22 ( 12 nm ) |
GPU |
mali-t830 mp1 | adreno 650 | powervr ge8320 |
Memory card |
microsdxc ( dedicated slot ) | No | microsdxc ( dedicated slot ) |
Memory v1 |
16gb 2gb RAM | 128gb 8gb RAM | 32gb 2gb RAM |
Memory v2 |
32gb 2gb RAM | 256gb 12gb RAM | 32gb 3gb RAM |
Primary camera |
8 megapixel| Auto focus or 13 megapixel| lens aperture1.7 | Auto focus ( operator dependent ) |
50 megapixel| lens aperture1.9 | 24mm ( wide ) | 1/1.56" | 1.0µm | multi-directional phase detection autofocus | OIS 16 megapixel| lens aperture2.2 | 14mm | 123˚ ( ultrawide ) | 1/3.09" | 1.0µm 2 megapixel| lens aperture2.4 | ( macro ) |
8 megapixel| lens aperture2.0 | ( wide ) |
Secondary camera |
5 megapixel/ 13 megapixel| lens aperture1.7 ( operator dependent ) |
32 megapixel| lens aperture2.5 | 26mm ( wide ) | 1/2.74" | 0.8µm |
5 megapixel| lens aperture2.2 |
Loud speaker |
Yes | Yes with stereo speakers | Yes |
Audio jack |
Yes | No | Yes |
WLAN |
Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n/ac/6 | dual-band | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n |
Bluetooth |
4.1/4.2 | a2dp | le | 5.2 | a2dp | le | 5.0 | a2dp | le |
GPS |
Yes with a-gps glonass | ||
NFC |
Yes ( operator dependent ) | Yes | No |
Radio |
FM Radio ( sm-j737t1 only ) | No | FM Radio |
USB |
microusb 2.0 | USB on-the-go | USB Type-C 2.0 | USB on-the-go | microusb 2.0 |
Sensors |
accelerometer | gyroscope | proximity | compass | fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass | accelerometer |
Battery |
Li-lon 3300 mAh | Non-removable | li-po 4500 mAh | Non-removable | li-po 5000 mAh | Non-removable |
Battery Charge |
65w wired | 50% in 13 min | 100% in 33 min ( advertised ) | 10w wired | |
Colors |
black, blue, gold | gray, white, aurora color, apricot | green color gradations, blue color gradations, black |
Network technology |
gsm / hspa / lte | gsm / cdma / hspa / evdo / lte / 5g | gsm / hspa / lte |
5G bands |
1 | 3 | 5 | 8 | 28 | 41 | 77 | 78 sa/nsa | ||
Network speed |
hspa 42.2/5.76 mbps lte | hspa lte-a 5g | hspa lte |
GPRS |
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EDGE |
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Approx price |
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170 GBP
200 EUR
1980 NOK
2100 SEK
12800 RUB
210 USD
1080 BRL
300 AUD
270000 KRW
28000 JPY
280 SGD
910 MYR
750 AED
3500 ZAR
