Infinix S5 Pro vs Oppo F15: A Detailed Comparison for Budget Shoppers

The Infinix S5 Pro (16+32) and Oppo F15 represent compelling options in the crowded budget smartphone market. Both aim to deliver a solid experience without breaking the bank, but they take different approaches to achieving this. This comparison dives deep into their core specifications, focusing on the crucial differences in processing power and charging capabilities to help you determine which device best suits your needs.
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🏆 Quick Verdict

For the average user prioritizing responsiveness and faster charging, the Oppo F15 is the better choice. Its Helio P70 chipset offers a noticeable performance uplift over the S5 Pro’s Helio P35, and the 20W charging significantly reduces downtime. However, the S5 Pro remains a viable option for those on a tighter budget.

PHONES
Phone Names Infinix S5 Pro (16+32) Oppo F15
Network
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands1, 3, 7, 8, 20, 281, 3, 5, 8, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 MbpsHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2020, March 062020, January 16. Released 2020, January
StatusAvailable. Released 2020, AprilDiscontinued
Body
BuildGlass front, plastic back, plastic frameGlass front (Gorilla Glass 5), plastic back, plastic frame
Dimensions162.5 x 76.9 x 9 mm (6.40 x 3.03 x 0.35 in)160.2 x 73.3 x 7.9 mm (6.31 x 2.89 x 0.31 in)
SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM + Nano-SIM
Weight195 g (6.88 oz)172 g (6.07 oz)
Display
Protection-Corning Gorilla Glass 5
Resolution1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)1080 x 2400 pixels, 20:9 ratio (~408 ppi density)
Size6.53 inches, 104.7 cm2 (~83.8% screen-to-body ratio)6.4 inches, 100.4 cm2 (~85.5% screen-to-body ratio)
TypeIPS LCDAMOLED, 430 nits (typ)
Platform
CPUOcta-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
ChipsetMediatek MT6765 Helio P35 (12nm)Mediatek MT6771V Helio P70 (12 nm)
GPUPowerVR GE8320Mali-G72 MP3
OSAndroid 10Android 9.0 (Pie), upgradable to Android 11, ColorOS 11.1
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal64GB 4GB RAM, 128GB 6GB RAM128GB 4GB RAM, 128GB 8GB RAM
 eMMC 5.1UFS 2.1
Main Camera
FeaturesDual-LED flash, HDR, panoramaLED flash, HDR, panorama
Quad-48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.3, 13mm (ultrawide), 1/4.0", 1.12µm 2 MP B/W, f/2.4, 1/5.0", 1.75µm Auxiliary lens
Triple16 MP, f/1.8, (wide), PDAF 2 MP, (depth) QVGA low light camera sensor-
Video1080p@30fps1080p@30fps, gyro-EIS
Selfie camera
Features-HDR
SingleMotorized pop-up 32 MP, (wide)16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jack-Yes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE4.2, A2DP, LE
NFCNoNo
PositioningGPSGPS, GLONASS, BDS
RadioFM radioFM radio
USBmicroUSB 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging-20W wired, 50% in 30 min
TypeLi-Po 4000 mAh, non-removableLi-Po 4025 mAh
Misc
ColorsNebula Black, Quetzal Cyan, VioletLightening Black, Unicorn White
ModelsX660CPH2001
Price-About 250 EUR
SAR0.79 W/kg (head)     0.90 W/kg (body)     1.20 W/kg (head)     0.55 W/kg (body)

Infinix S5 Pro (16+32)

  • Potentially lower price point
  • Functional for basic smartphone tasks
  • Decent camera for social media

  • Inferior chipset performance
  • Slower charging speeds
  • May struggle with demanding apps

Oppo F15

  • Faster and more responsive performance
  • 20W fast charging for reduced downtime
  • More capable GPU for gaming

  • Likely a higher price tag
  • Camera performance may not be significantly better
  • Battery capacity not specified

Display Comparison

Neither device boasts a standout display. Both likely utilize LCD panels, common in this price bracket. Without specific details on brightness or color gamut, it's difficult to declare a clear winner. However, the focus here is on internal components, and display differences are likely minimal for typical usage.

Camera Comparison

Both phones feature multiple rear cameras, but the specifics beyond the megapixel counts are limited. The Infinix S5 Pro’s ‘16+32’ designation likely refers to a 16MP main sensor paired with a 32MP secondary sensor (potentially for portrait mode). The Oppo F15’s camera specs are not provided, making a direct comparison difficult. Without knowing sensor sizes, apertures, or image processing algorithms, it’s hard to assess image quality. It's likely both phones rely heavily on software processing to enhance photos, and the quality will be adequate for social media sharing but won't compete with higher-end devices.

Performance

The core difference lies in the chipsets. The Oppo F15’s Mediatek Helio P70 (12nm) is a significant upgrade over the Infinix S5 Pro’s Helio P35 (12nm). The P70 utilizes a more modern CPU architecture – 4x2.1 GHz Cortex-A73 cores versus the S5 Pro’s 4x2.3 GHz Cortex-A53 cores. While the S5 Pro’s cores have a slightly higher clock speed, the A73 architecture in the P70 delivers superior performance per clock cycle. This translates to faster app loading times, smoother multitasking, and a more responsive user interface on the Oppo F15. The P70 also features a more capable GPU, offering a better gaming experience. The S5 Pro will handle basic tasks, but will struggle with demanding applications.

Battery Life

Battery capacity isn’t specified for either device, but both likely fall in the 4000-5000 mAh range, typical for this segment. However, the Oppo F15’s 20W wired charging is a major advantage. Oppo claims a 50% charge in 30 minutes, significantly faster than the charging speeds typically found on devices in this price range. The Infinix S5 Pro likely supports standard 10W or 15W charging, resulting in a much longer charge time. This difference in charging speed has a real-world impact, reducing downtime and making the Oppo F15 more convenient for users who rely heavily on their phones.

Buying Guide

Buy the Infinix S5 Pro (16+32) if you need a functional smartphone for basic tasks like calling, texting, and light social media use, and your budget is extremely limited. Buy the Oppo F15 if you prefer a smoother, more responsive experience for multitasking, occasional gaming, and appreciate the convenience of significantly faster 20W charging, even if it means spending a bit more.

Frequently Asked Questions

❓ Will the Oppo F15’s Helio P70 handle popular games like PUBG Mobile smoothly?
The Helio P70 is capable of running PUBG Mobile, but you’ll likely need to use medium graphics settings for a consistently smooth experience. The P70’s GPU is a step up from the P35, but it’s not a gaming powerhouse. Expect playable frame rates, but don’t anticipate ultra-high settings.
❓ Is the 32MP secondary camera on the Infinix S5 Pro actually useful, or is it just a marketing gimmick?
The 32MP secondary camera on the S5 Pro is likely used for portrait mode and potentially for higher-resolution selfies. While the megapixel count is high, the image quality will depend heavily on the sensor size and image processing. It's unlikely to offer a dramatic improvement over a well-tuned 12MP or 16MP camera.
❓ How much faster is the 20W charging on the Oppo F15 compared to the Infinix S5 Pro?
The Oppo F15’s 20W charging is significantly faster. It can charge the phone to 50% in approximately 30 minutes. The Infinix S5 Pro, with its likely 10W-15W charging, would take well over an hour to reach the same level, potentially closer to two hours for a full charge.