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Smartphone comparison

Samsung Galaxy M16 5G vs Oppo A6x 4G

Compare cameras, battery, screen and everyday features.

Compared products
01Selected
Samsung Galaxy M16 5G

Samsung Galaxy M16 5G

  • 191 g.
  • About 90 Hz display refresh rate.
  • About 6.7 inch screen.
  • Mediatek Dimensity 6300 (6 nm) processor.
  • 5,000 mAh battery capacity.
KSh 19,000In Stock
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02
Oppo A6x 4G

Oppo A6x 4G

  • 210 g.
  • Screen: 720 x 1570 pixels, 19.5:9 ratio (~256 ppi density).
  • Qualcomm SM6225 Snapdragon 685 (6 nm) processor.
  • Storage: UFS 2.2.
  • 6,500 mAh battery capacity.
KSh 21,500In Stock
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2 spaces available

Samsung Galaxy F17 5GKSh 19,000
Samsung Galaxy M17 5GKSh 19,000
Redmi 15C 4GKSh 19,000
Infinix Hot 70 4GKSh 19,500
Tecno Spark 50KSh 21,200
Honor X6cKSh 20,300
HMD Pulse ProKSh 19,500
2 of 4 products

Our quick verdict

The Oppo A6x 4G has a bigger battery (6,500 mAh) and a brighter screen, scrolls more smoothly (120 Hz) and offers 1080p recording at up to 60 fps, while the Samsung Galaxy M16 5G charges faster (25 W) and has a sharper OLED screen and longer software support (6 OS upgrades promised).

Weight

Samsung Galaxy M16 5G
191 g
Oppo A6x 4G
210 g

Display

Samsung Galaxy M16 5G
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Oppo A6x 4G
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)

Performance

Samsung Galaxy M16 5G
Mediatek Dimensity 6300 (6 nm) processor
Oppo A6x 4G
Qualcomm SM6225 Snapdragon 685 (6 nm) processor

Battery capacity

Samsung Galaxy M16 5G
5,000 mAh battery capacity
Oppo A6x 4G
6,500 mAh battery capacity

Camera

Samsung Galaxy M16 5G
50 MP main camera
Oppo A6x 4G
13 MP main camera

Key differences

The main differences to help you choose.

Samsung Galaxy M16 5G

  • Faster rated wired charging: 25 W (vs 5 W).
  • OLED display (vs LCD).
  • Sharper screen: 385 ppi (vs 256 ppi).
  • Higher-resolution main camera: 50 MP (vs 13 MP).
  • 6 OS upgrades promised.
  • Newer Bluetooth 5.3 (vs 5.0).

Oppo A6x 4G

  • Bigger battery: 6,500 mAh (vs 5,000 mAh).
  • Smoother 120 Hz display (vs 90 Hz).
  • IP64 water and dust resistance (vs IP54).
  • Brighter display: up to 1,125 nits (vs 800).
  • Higher frame rates for 1080p recording: up to 60 fps (vs 30 fps).
  • 3.5 mm headphone jack.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PrioritySamsung Galaxy M16 5GOppo A6x 4G
Display6.7-inch OLED display, 90 Hz, 385 ppi6.75-inch LCD display, 120 Hz, 256 ppi
Camera50 MP main camera13 MP main camera
PerformanceMediatek Dimensity 6300 processorQualcomm Snapdragon 685 processor
Battery capacity5,000 mAh battery6,500 mAh battery
Charging25 W wired charging5 W wired charging
Water resistanceIP54 water and dust resistanceIP64 water and dust resistance

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
BrandSamsungOPPO
ModelGalaxy M16A6x (CPH2819)
Announced2025, February 272025, December 02
Release statusAvailable. Released 2025, March 05Available. Released 2025, December 02
Model numbersSM-M166P, SM-M166P/DSCPH2819
SAR1.08 W/kg (head)—
SAR EU0.99 W/kg (head)     1.19 W/kg (body)—

Design

Design specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
Dimensions164.4 x 77.9 x 7.9 mm (6.47 x 3.07 x 0.31 in)166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight191 g (6.74 oz)210 g (7.41 oz)
Build materialsGlass front, plastic back, plastic frameGlass front, plastic frame, plastic back

Display

Display specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
DisplaySuper AMOLED, 90Hz, 800 nits (HBM); 6.7 inches, 110.2 cm2 (~86.0% screen-to-body ratio)6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio); IPS LCD, 120Hz, 1125 nits (peak)
Screen resolution1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Display featuresSuper AMOLED, 90Hz, 800 nits (HBM)120Hz, 1125 nits (peak)
Display technology—IPS LCD
Display size—6.75 inches
Refresh rate—120Hz
Brightness—1125 nits (peak)
Pixel density—256 ppi
Aspect ratio—19.5:9 ratio
Screen-to-body ratio—85.2% screen-to-body ratio

Performance

Performance specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
ProcessorMediatek Dimensity 6300 (6 nm)Qualcomm SM6225 Snapdragon 685 (6 nm)
CPUOcta-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPUMali-G57 MC2Adreno 610
User interface—ColorOS 15
Process node—6 nm

Memory & Storage

Memory & Storage specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
RAM4GB / 6GB / 8GB4GB, 6GB, 8GB
Storage128GB / 256GB64GB, 128GB, 256GB
Expandable storagemicroSDXC (uses shared SIM slot)microSDXC
Memory configurations128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 6GB RAM
Storage technology—UFS 2.2

Cameras

Cameras specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
Rear camera50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF 5 MP, f/2.2, (ultrawide), 1/5.0", 1.12µm 2 MP (macro)13 MP, f/2.2, (wide), AF
Front camera13 MP, f/2.0, (wide), 1/3.1", 1.12µm5 MP, f/2.2, (wide)
Rear camera featuresLED flash, panorama, HDRLED flash, HDR, panorama
Rear camera video1080p@30fps, gyro-EIS1080p@30/60fps
Front camera video1080p@30fps1080p@30fps
Wide camera—13 MP, f/2.2, (wide), AF

Battery & Charging

Battery & Charging specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
Battery5000 mAh6500 mAh
Charging25W wiredWired 5W reverse wired
Reverse charging—5W reverse wired

Software

Software specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
Operating systemAndroid 15, up to 6 major OS updates, One UI 7Android 15, ColorOS 15

Network

Network specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
NetworkGSM / HSPA / LTE / 5GGSM / HSPA / LTE
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 661, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G bands1, 3, 5, 7, 8, 28, 40, 41, 66, 77, 78 SA/NSA/Sub6—
Network speedHSPA, LTE, 5GHSPA, LTE

Connectivity

Connectivity specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
NFCYesNo
Bluetooth5.3, A2DP, LE5.0, A2DP, LE, aptX
Wi-FiWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band
PositioningGPS, GALILEO, GLONASS, BDS, QZSSGPS, GALILEO, GLONASS, BDS, QZSS
RadioNo—
USBUSB Type-C 2.0USB Type-C 2.0, OTG

Durability

Durability specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
Water resistanceIP54 dust protected and water resistant (water splashes)IP64 dust tight and water resistant (water splashes)

Features

Features specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
ColorsThunder Black, MInt Green, Blush PinkPlum Purple, Ice Blue

Audio

Audio specifications comparison
SpecificationSamsung Galaxy M16 5GOppo A6x 4G
LoudspeakersYesYes
3.5 mm headphone jackNoYes

Similarities

  • Both support Wi-Fi 5.
  • Both have a plastic frame.
  • Both charge over USB-C.
  • Both take two SIM cards.
  • Both run Android 15.
  • Both offer up to 256 GB of storage.

In summary

Get the Oppo A6x 4G if you want a bigger battery and a brighter screen, or the Samsung Galaxy M16 5G if you would rather have faster charging and a sharper OLED screen.

Back to compared products ↑

In-stock alternatives

Redmi 15C 4GFor Samsung Galaxy M16 5GRedmi 15C 4GView product ↗Samsung Galaxy F17 5GFor Samsung Galaxy M16 5GSamsung Galaxy F17 5GView product ↗Redmi 17 4GFor Oppo A6x 4GRedmi 17 4GView product ↗Tecno Spark 50For Oppo A6x 4GTecno Spark 50View product ↗

Related comparisons

Tecno Spark 50Samsung Galaxy M16 5GOppo A6x 4GInfinix Hot 70 4GSamsung Galaxy M16 5GRedmi 17 4GRedmi 15C 4GTecno Spark 50Samsung Galaxy A16 4GSamsung Galaxy M16 5GSamsung Galaxy F17 5GMotorola Moto G06Samsung Galaxy M17 5GMotorola Moto G06Samsung Galaxy M16 5GInfinix Hot 70 4GTecno Spark 50Oppo A6x 4GHonor X6cOppo A6x 4G

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