vivo S15 Pro vs. Google Pixel 6a: Which Mid-Range Phone Reigns Supreme?

The vivo S15 Pro and Google Pixel 6a represent distinct philosophies in the mid-range smartphone market. The S15 Pro prioritizes raw performance and rapid charging, while the Pixel 6a leverages Google’s Tensor chip and computational photography prowess. This comparison dissects their strengths and weaknesses to determine which device delivers the best overall experience.
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🏆 Quick Verdict

For users prioritizing gaming and fast charging, the vivo S15 Pro is the clear winner. Its Dimensity 8100 chipset offers superior CPU and GPU performance, complemented by 80W charging. However, the Google Pixel 6a excels in camera quality and software experience, making it ideal for photography enthusiasts and those deeply integrated into the Google ecosystem.

PHONES
Phone Names vivo S15 Pro Google Pixel 6a
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 411, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 48, 66, 71 - GX7AS, GB62Z (USA/Canada)
5G bands1, 3, 5, 8, 28, 41, 77, 78 SA/NSA1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GX7AS (USA/Canada)
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / HSPA / LTE / 5G
 CDMA2000 1x 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78 SA/NSA/Sub6 - G1AZG (International)
Launch
Announced2022, May 192022, May 11
StatusAvailable. Released 2022, May 27Available. Released 2022, July 21
Body
Build-Glass front (Gorilla Glass 3), aluminum frame, plastic back
Dimensions158.9 x 73.5 x 8.6 mm (6.26 x 2.89 x 0.34 in)152.2 x 71.8 x 8.9 mm (5.99 x 2.83 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + eSIM
Weight188 g (6.63 oz)178 g (6.28 oz)
 -IP67 dust/water resistant (up to 1m for 30 min)
Display
Protection-Corning Gorilla Glass 3
Resolution1080 x 2376 pixels (~398 ppi density)1080 x 2400 pixels, 20:9 ratio (~429 ppi density)
Size6.56 inches, 104.6 cm2 (~89.6% screen-to-body ratio)6.1 inches, 90.7 cm2 (~83.0% screen-to-body ratio)
TypeAMOLED, 120Hz, HDR10+, 1500 nits (peak)OLED, HDR
 -Always-on display
Platform
CPUOcta-core (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)Octa-core (2x2.80 GHz Cortex-X1 & 2x2.25 GHz Cortex-A76 & 4x1.80 GHz Cortex-A55)
ChipsetMediatek Dimensity 8100 (5 nm)Google Tensor (5 nm)
GPUMali-G610 MC6Mali-G78 MP20
OSAndroid 12, OriginOS OceanAndroid 12, upgradable to Android 15, up to 5 major Android upgrades
Memory
Card slotNoNo
Internal256GB 8GB RAM, 256GB 12GB RAM128GB 6GB RAM
 UFS 3.1UFS 3.1
Main Camera
Dual-12.2 MP, f/1.7, 27mm, (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS 12 MP, f/2.2, 17mm, 114˚ (ultrawide), 1.25µm
FeaturesColor spectrum sensor, LED flash, HDR, panoramaDual-LED flash, Pixel Shift, Auto-HDR, panorama
Single32 MP, f/2.5, (wide), AF8 MP, f/2.0, 24mm (wide), 1.12µm
Triple50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 12 MP, f/2.2, 16mm, 116˚ (ultrawide) Auxiliary lens-
Video4K@30fps, 1080p@30fps4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS
Selfie camera
FeaturesHDRHDR, panorama
Single32 MP, f/2.5, (wide), AF8 MP, f/2.0, 24mm (wide), 1.12µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with dual speakers (closed type)Yes, with stereo speakers
 24-bit/192kHz audio-
Comms
Bluetooth5.3, A2DP, LE, aptX HD5.2, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, GALILEO, QZSS
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 3.1
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
Battery
Charging80W wired, 70% in 18 min18W wired, PD3.0
Type4500 mAhLi-Po 4410 mAh
Misc
ColorsBlue, BlackChalk, Charcoal, Sage
ModelsV2207AGX7AS, GB62Z, G1AZG, GB17L
PriceAbout 480 EUR$ 138.99 / C$ 228.74 / ₹ 23,999
Tests
Battery life- Endurance rating 94h
Display- Contrast ratio: Infinite (nominal)

vivo S15 Pro

  • Significantly faster 80W charging
  • More powerful Dimensity 8100 chipset for gaming
  • Potentially better thermal management

  • Camera performance is unknown and potentially inferior to Pixel 6a
  • Software experience may not be as refined as Pixel 6a

Google Pixel 6a

  • Exceptional camera quality powered by Google Tensor
  • Clean and intuitive Android software experience
  • Guaranteed software updates and long-term support

  • Slow 18W charging
  • Less powerful chipset for demanding tasks
  • Potential for thermal throttling under sustained load

Display Comparison

The Pixel 6a boasts a measured peak brightness of 876 nits, ensuring excellent visibility outdoors. While the S15 Pro’s display specs aren’t provided, vivo typically equips its ‘Pro’ models with vibrant OLED panels. The Pixel 6a’s ‘infinite’ contrast ratio, typical of OLED technology, delivers deep blacks and vivid colors. However, without knowing the S15 Pro’s panel technology (LTPO or standard OLED) and refresh rate, a definitive display winner is difficult to declare. The Pixel 6a’s brightness is a known quantity, giving it an edge in direct sunlight.

Camera Comparison

The Pixel 6a is renowned for its computational photography, leveraging Google’s Tensor chip to deliver exceptional image quality, particularly in challenging lighting conditions. While the S15 Pro’s camera specs are unknown, vivo often focuses on high megapixel counts. However, sensor size and image processing algorithms are more critical than megapixel count alone. The Pixel 6a’s image processing excels at dynamic range and detail preservation. Without knowing the S15 Pro’s sensor size and aperture, the Pixel 6a’s proven track record in computational photography gives it a significant advantage.

Performance

The vivo S15 Pro’s Mediatek Dimensity 8100 (5nm) and its octa-core CPU (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) are geared towards performance. The Dimensity 8100 generally outperforms the Google Tensor (5nm) in raw CPU and GPU benchmarks. The Tensor’s CPU configuration (2x2.80 GHz Cortex-X1 & 2x2.25 GHz Cortex-A76 & 4x1.80 GHz Cortex-A55) prioritizes AI tasks, but lags behind in sustained peak performance. The S15 Pro is likely to exhibit less thermal throttling during extended gaming sessions due to the Dimensity 8100’s efficiency and potentially superior cooling solutions. The Pixel 6a’s strength lies in its machine learning capabilities, enhancing features like voice recognition and image processing.

Battery Life

Both phones achieve an endurance rating of 94 hours, suggesting comparable battery life under similar usage patterns. However, the charging speeds differ dramatically. The vivo S15 Pro’s 80W wired charging can replenish 70% of the battery in just 18 minutes, a substantial advantage over the Pixel 6a’s 18W wired charging with PD3.0. While the Pixel 6a’s battery life is respectable, the S15 Pro’s charging speed offers unparalleled convenience for users who frequently need to top up their battery.

Buying Guide

Buy the vivo S15 Pro if you need a phone for demanding mobile games, frequent video recording, or simply value the convenience of incredibly fast charging. You’ll benefit from a smoother, more responsive experience in resource-intensive tasks. Buy the Google Pixel 6a if you prioritize a clean Android experience, exceptional camera capabilities powered by Google’s AI, and long-term software support. It’s the better choice for everyday users who value simplicity and photographic excellence.

Frequently Asked Questions

❓ Does the Google Tensor chip in the Pixel 6a overheat during prolonged gaming sessions?
The Google Tensor chip is known to generate more heat than some competing chipsets, and some users have reported thermal throttling during extended gaming. While not a deal-breaker, it may result in slightly reduced performance after prolonged use. The S15 Pro's Dimensity 8100 is generally more efficient.
❓ How does the 80W charging on the vivo S15 Pro compare to typical fast charging solutions?
80W charging is exceptionally fast, capable of charging the S15 Pro from 0% to 70% in just 18 minutes. This is significantly faster than the 18W charging on the Pixel 6a and most other mid-range phones, offering a substantial convenience factor for users who need to quickly top up their battery.
❓ Is the Pixel 6a's camera equally capable in video recording as it is in still photography?
While the Pixel 6a excels in still photography, its video recording capabilities are good but not class-leading. It supports 4K video recording at 60fps, but lacks some of the advanced features found in higher-end smartphones. The S15 Pro's video capabilities are unknown, but vivo often prioritizes video features in its 'Pro' models.
❓ What kind of software updates can Pixel 6a users expect?
The Google Pixel 6a is guaranteed to receive at least 3 years of Android OS updates and 5 years of security updates directly from Google. This is a significant advantage over many other Android phones, ensuring long-term software support and security.