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Smartphone comparison

Redmi 15 5G vs Oppo A6 4G

Compare cameras, battery, screen and everyday features.

Compared products
01Selected
Redmi 15 5G

Redmi 15 5G

  • 217 g.
  • Screen: 1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density).
  • Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm) processor.
  • Storage: UFS 2.2.
  • 7,000 mAh battery capacity.
Out of Stock
02
Oppo A6 4G

Oppo A6 4G

  • 215 g.
  • Screen: 720 x 1570 pixels, 19.5:9 ratio (~256 ppi density).
  • Qualcomm SM6225 Snapdragon 685 (6 nm) processor.
  • Storage: UFS 2.2.
  • 7,000 mAh battery capacity.
KSh 34,100In Stock

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Redmi 15 4G
Redmi Note 17 Pro 5GKSh 46,499
OPPO A6 Pro 5G 256GBKSh 47,050
OnePlus Nord CE 6 5GKSh 46,500
Tecno Pova Curve 2 5GKSh 57,600
Nothing Phone (4b)KSh 48,000
Infinix Hot 70 Pro 5GKSh 37,500
2 of 4 products

Our quick verdict

With the same 7,000 mAh battery and 50 MP main camera, the Oppo A6 4G charges faster (45 W) and has a brighter screen for outdoor use and better water and dust protection (IP68), while the Redmi 15 5G has a larger 6.9-inch, sharper screen and scrolls more smoothly (144 Hz).

Weight

Redmi 15 5G
217 g
Oppo A6 4G
215 g

Display

Redmi 15 5G
1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density)
Oppo A6 4G
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)

Performance

Redmi 15 5G
Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm) processor
Oppo A6 4G
Qualcomm SM6225 Snapdragon 685 (6 nm) processor

Software

Redmi 15 5G
Runs Android 15, upgradable to Android 16, HyperOS 3
Oppo A6 4G
Runs Android 15, ColorOS 15

Charging

Redmi 15 5G
33 W wired charging
Oppo A6 4G
45 W wired charging

Key differences

The main differences to help you choose.

Redmi 15 5G

  • Smoother 144 Hz display (vs 120 Hz).
  • Sharper screen: 374 ppi (vs 256 ppi).
  • Larger 6.9-inch screen (vs 6.75-inch).

Oppo A6 4G

  • Faster rated wired charging: 45 W (vs 33 W).
  • IP68 water and dust resistance (vs IP64).
  • Brighter display: up to 1,125 nits (vs 850).
  • Stereo speakers.

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
PriorityRedmi 15 5GOppo A6 4G
Display6.9-inch LCD display, 144 Hz, 374 ppi6.75-inch LCD display, 120 Hz, 256 ppi
PerformanceQualcomm Snapdragon 6s Gen 3 processorQualcomm Snapdragon 685 processor
Charging33 W wired charging45 W wired charging
Weight217 g215 g
Water resistanceIP64 water and dust resistanceIP68 water and dust resistance
ConnectionsWi-Fi 5, Bluetooth 5.1Wi-Fi 5, Bluetooth 5.0

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
BrandRedmiOPPO
ModelRedmi 15 5GA6 (CPH2817)
Announced2025, August 012026, January 13
Release statusAvailable. Released 2025, August 01Available. Released 2026, January 13
Model numbers25057RN09ECPH2817

Design

Design specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
Dimensions169.5 x 80.5 x 8.4 mm (6.67 x 3.17 x 0.33 in)166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
Weight217 g (7.65 oz)215 g (7.58 oz)
Build materialsGlass front (Gorilla Glass 3), plastic frame, plastic backGlass front, plastic frame, plastic back

Display

Display specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
Display6.9 inches, 116.9 cm2 (~85.7% screen-to-body ratio); IPS LCD, 144Hz, 600 nits (typ), 700 nits (HBM), 850 nits (peak)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 (~374 ppi density)720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
Display protectionCorning Gorilla Glass 3—
Display features144Hz, 600 nits (typ), 700 nits (HBM), 850 nits (peak)120Hz, 1125 nits (peak)
Display technologyIPS LCDIPS LCD
Display size6.9 inches6.75 inches
Refresh rate144Hz120Hz
Brightness600 nits (typ); 700 nits (HBM); 850 nits (peak)1125 nits (peak)
Pixel density374 ppi256 ppi
Aspect ratio19.5:9 ratio19.5:9 ratio
Screen-to-body ratio85.7% screen-to-body ratio85.2% screen-to-body ratio

Performance

Performance specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
ProcessorQualcomm SM6375 Snapdragon 6s Gen 3 (6 nm)Qualcomm SM6225 Snapdragon 685 (6 nm)
CPUOcta-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPUAdreno 619Adreno 610
User interfaceHyperOS 3ColorOS 15
Software supportupgradable to Android 16—
Process node6 nm6 nm

Memory & Storage

Memory & Storage specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
RAM4GB, 6GB, 8GB4GB, 6GB, 8GB
Storage128GB, 256GB128GB, 256GB
Storage technologyUFS 2.2UFS 2.2
Expandable storagemicroSDXC (uses shared SIM slot)microSDXC
Memory configurations128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 8GB RAM128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 6GB RAM, 256GB 8GB RAM

Cameras

Cameras specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
Rear camera50 MP, f/1.8, (wide), 1/2.88" 0.61μm, PDAF Auxiliary lens50 MP, f/1.8, (wide), PDAF Auxiliary lens
Front camera8 MP, f/2.0, (wide)8 MP, f/2.0, (wide)
Rear camera featuresLED flash, HDRLED flash, HDR, panorama
Rear camera video1080p@30fps1080p@30fps
Front camera featuresHDRPanorama
Front camera video1080p@30fps1080p@30fps
Wide camera—50 MP, f/1.8, (wide), PDAF
Additional rear cameras—Auxiliary lens

Battery & Charging

Battery & Charging specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
Battery7000 mAhSi/C Li-Ion 7000 mAh
Charging33W wired, PD 2.0, PPS, QC3 18W reverse wired45W wired, 33W PPS, 13.5W PD, 36% in 30 min 5W reverse wired
Reverse charging18W reverse wired5W reverse wired
Battery technology—Si/C Li-Ion

Software

Software specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
Operating systemAndroid 15, upgradable to Android 16, HyperOS 3Android 15, ColorOS 15

Network

Network specifications comparison
SpecificationRedmi 15 5GOppo A6 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 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100 - version 1; HSDPA 900 / 2100 - version 2
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 711, 3, 5, 7, 8, 20, 28, 38, 40, 41 - version 1; 1, 3, 5, 8, 40 - version 2
5G bands1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 71 SA/NSA—
Network speedHSPA, LTE, 5GHSPA, LTE

Connectivity

Connectivity specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
NFCYes (market/region dependent)Yes (market/region dependent)
Bluetooth5.1, A2DP, LE, aptX5.0, 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, GLONASS, GALILEO, BDSGPS, GALILEO, GLONASS, QZSS
RadioNo—
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
InfraredYes—

Durability

Durability specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
Water resistanceIP64 dust tight and water resistant (water splashes)IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

Features

Features specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
SensorsFingerprint (side-mounted), accelerometer, compassFingerprint (side-mounted), accelerometer, proximity, compass
ColorsMidnight Black, Titan Gray, Ripple GreenSapphire Blue, Aurora Gold

Audio

Audio specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
LoudspeakersYesYes, with stereo speakers
3.5 mm headphone jackNoNo
Audio features24-bit/192kHz Hi-Res audio—

Tests

Tests specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
Measured performanceAnTuTu: 459712 (v10) GeekBench: 2179 (v6) 3DMark: 421 (Wild Life Extreme)—

EU label

EU label specifications comparison
SpecificationRedmi 15 5GOppo A6 4G
EnergyClass B—
Battery67:03h endurance, 1000 cycles—
Free fallClass D (45 falls)—
RepairabilityClass C—

Similarities

  • Both have 7,000 mAh batteries.
  • Both support Wi-Fi 5.
  • Both have NFC.
  • Both have a plastic frame.
  • Both have LCD displays.
  • Both charge over USB-C.

In summary

For most buyers the Oppo A6 4G is the better buy; the Redmi 15 5G makes sense if you want a larger 6.9-inch, sharper screen.

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