Oppo Reno5 Pro 5G vs. Samsung Galaxy S21+: A Detailed Comparison

The Oppo Reno5 Pro 5G and Samsung Galaxy S21+ 5G represent different approaches to the premium smartphone experience. The Reno5 Pro, launched with a focus on fast charging and a sleek design, now offers compelling value as its price has dropped. The S21+, a former flagship, boasts a more established brand and a potentially superior display, but at what cost? This comparison dives deep into the specs and real-world implications to help you decide.
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🏆 Quick Verdict

For most users, the Oppo Reno5 Pro 5G offers a better overall package. Its significantly faster 65W charging and competitive performance from the Dimensity 1000+ chipset, combined with a lower price point, outweigh the S21+'s slightly brighter display and brand recognition.

PHONES
Phone Names Oppo Reno5 Pro 5G Samsung Galaxy S21+ 5G
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 - International1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G996U1
5G bands1, 3, 7, 28, 38, 40, 41, 77, 78 SA/NSA - International2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G996U1
SpeedHSPA, LTE, 5GHSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 1, 3, 41, 77, 78, 79 SA/NSA - China1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G996B
Launch
Announced2020, December 102021, January 14
StatusAvailable. Released 2021, January 05Available. Released 2021, January 29
Body
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frameGlass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
Dimensions159.7 x 73.2 x 7.6 mm (6.29 x 2.88 x 0.30 in)161.5 x 75.6 x 7.8 mm (6.36 x 2.98 x 0.31 in)
SIMNano-SIM + Nano-SIM· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
Weight173 g (6.10 oz)200 g (Sub6), 202 g (mmWave) (7.05 oz)
 -IP68 dust/water resistant (up to 1.5m for 30 min)
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass Victus
Resolution1080 x 2400 pixels, 20:9 ratio (~402 ppi density)1080 x 2400 pixels, 20:9 ratio (~394 ppi density)
Size6.55 inches, 103.6 cm2 (~88.6% screen-to-body ratio)6.7 inches, 107.8 cm2 (~88.3% screen-to-body ratio)
TypeSuper AMOLED, 90Hz, HDR10+, 500 nits (typ), 800 nits (HDR), 1100 nits (peak)Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)
 -Always-on display
Platform
CPUOcta-core (4x2.6 GHz Cortex-A77 & 4x2.0 GHz Cortex-A55)Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
ChipsetMediatek Dimensity 1000+ (7 nm)Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
GPUMali-G77 MC9Mali-G78 MP14 - InternationalAdreno 660 - USA/China
OSAndroid 11, upgradable to Android 12, ColorOS 12Android 11, up to 4 major Android upgrades, One UI 6.1
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM128GB 8GB RAM, 256GB 8GB RAM
 UFS 2.1UFS 3.1
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, auto-HDR, panorama
Quad64 MP, f/1.7, 26mm (wide), PDAF 8 MP, f/2.2, 115˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens-
Triple-12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Video4K@30fps, 1080p@30/60/120fps; gyro-EIS, HDR8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Selfie camera
FeaturesHDRHDR
Single32 MP, f/2.4, 26mm (wide), 1/2.8", 0.8µm10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, dual pixel PDAF
Video1080p@30fps, gyro-EIS4K@30/60fps, 1080p@30fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker YesYes, with stereo speakers
 -32-bit/384kHz audio Tuned by AKG
Comms
Bluetooth5.1, A2DP, LE, aptX HD5.0, A2DP, LE
NFCYes (market/region dependent)Yes
PositioningGPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5)GPS, GLONASS, BDS, GALILEO
RadioUnspecifiedFM radio (Snapdragon model only; market/operator dependent)
USBUSB Type-C 2.0, OTGUSB Type-C 3.2, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
 -Samsung DeX, Samsung Wireless DeX (desktop experience support) Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified) Ultra Wideband (UWB) support
Battery
Charging65W wired 5W reverse wired25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
TypeLi-Po 4350 mAhLi-Ion 4800 mAh
Misc
ColorsAstral Blue, Starry Black, Starry Dream, Star Wish RedPhantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red
ModelsPDSM00, PDST00, CPH2201SM-G996B, SM-G996B/DS, SM-G996U, SM-G996U1, SM-G996W, SM-G996N, SM-G9960
PriceAbout 410 EUR$ 162.99 / £ 185.00 / € 199.00
SAR-0.65 W/kg (head)     0.95 W/kg (body)
SAR EU-0.54 W/kg (head)     1.33 W/kg (body)
Tests
Battery life- Endurance rating 114h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -25.8 LUFS (Very good)
Performance- AnTuTu: 622276 (v8) GeekBench: 3476 (v5.1) GFXBench: 54fps (ES 3.1 onscreen)

Oppo Reno5 Pro 5G

  • Significantly faster 65W charging
  • Competitive performance with Dimensity 1000+
  • Generally more affordable price

  • May lack the same level of software support as Samsung
  • Display specs are less detailed

Samsung Galaxy S21+ 5G

  • Brighter display for outdoor visibility
  • Established Samsung ecosystem and software
  • Potentially better sustained performance (Snapdragon variant)

  • Slower 25W charging
  • Higher price point
  • Exynos variant may exhibit thermal throttling

Display Comparison

The Samsung Galaxy S21+ 5G boasts a measured peak brightness of 883 nits, offering excellent visibility in direct sunlight. While the Reno5 Pro 5G’s display specs aren’t explicitly stated, Oppo typically utilizes high-quality AMOLED panels. The S21+'s 'Infinite' contrast ratio, typical of AMOLED technology, delivers deep blacks and vibrant colors. However, the Reno5 Pro 5G may offer a higher PWM dimming rate, potentially reducing eye strain for sensitive users. The S21+'s display is likely protected by Gorilla Glass Victus, offering superior scratch resistance compared to the Reno5 Pro 5G’s unspecified glass.

Camera Comparison

Both phones offer capable camera systems, but details beyond 'Photo/Video' are limited. The S21+ likely features a larger main sensor, benefiting low-light performance. The Reno5 Pro 5G’s camera system is known for its strong video stabilization and AI-powered image processing. The S21+ benefits from Samsung’s established image processing algorithms, known for vibrant colors. The presence of Optical Image Stabilization (OIS) on both devices is crucial for sharp photos and stable videos. The Reno5 Pro 5G’s camera is geared towards social media-ready images, while the S21+ aims for more natural, detailed shots. The inclusion of a 2MP macro camera on either device is largely a marketing gimmick and offers limited practical benefit.

Performance

The Samsung Galaxy S21+ 5G’s performance varies depending on the region. International models feature the Exynos 2100 (5nm), while US/China models get the Qualcomm Snapdragon 888 (5nm). Both chips utilize an octa-core architecture, but the Snapdragon 888 generally exhibits better sustained performance and thermal management. The Oppo Reno5 Pro 5G is powered by the Mediatek Dimensity 1000+ (7nm). While the Dimensity 1000+ is a capable chipset, the 5nm process of the Exynos 2100/Snapdragon 888 offers greater transistor density and efficiency. The S21+'s Cortex-X1 prime core (2.9 GHz) provides a performance edge over the Reno5 Pro’s Cortex-A77 (2.6 GHz) cores. However, the Reno5 Pro 5G’s 8GB/12GB of RAM (likely LPDDR4X) is sufficient for most tasks, though the S21+ may utilize faster LPDDR5 RAM.

Battery Life

The Samsung Galaxy S21+ 5G has an endurance rating of 114 hours, indicating solid battery life. However, its 25W wired charging (PD3.0) is significantly slower than the Oppo Reno5 Pro 5G’s 65W SuperVOOC charging. The Reno5 Pro 5G can charge from 0-100% in approximately 35 minutes, while the S21+ takes well over an hour. The Reno5 Pro 5G also offers 5W reverse wired charging, while the S21+ provides 4.5W reverse wireless charging. While the S21+ supports 15W wireless charging (Qi), the Reno5 Pro 5G lacks this feature. The faster charging speed of the Reno5 Pro 5G is a major advantage for users who prioritize convenience.

Buying Guide

Buy the Oppo Reno5 Pro 5G if you prioritize rapid charging, value for money, and a smooth user experience without breaking the bank. It’s ideal for users who frequently top up their phones and want a device that can keep up with their fast-paced lifestyle. Buy the Samsung Galaxy S21+ 5G if you absolutely require the Samsung ecosystem, prefer a potentially brighter display for outdoor visibility, and are willing to pay a premium for the brand and its associated software features.

Frequently Asked Questions

❓ Does the Exynos 2100 in the Galaxy S21+ overheat during prolonged gaming sessions?
The Exynos 2100 variant of the Galaxy S21+ has been known to exhibit thermal throttling under sustained load, particularly during demanding games. While Samsung implemented software optimizations, the Snapdragon 888 version generally handles heat more effectively. The Reno5 Pro 5G’s Dimensity 1000+ is less prone to overheating due to its 7nm process, though it may not match the peak performance of the Snapdragon 888.
❓ Is the 2MP macro camera on either phone actually useful for taking detailed close-up shots?
Generally, no. 2MP macro cameras on smartphones often lack the detail and clarity needed for truly impressive close-up photography. They are typically included as a marketing feature rather than a genuinely useful addition to the camera system. You'll likely get better results cropping into a photo taken with the main sensor.
❓ Does the Samsung Galaxy S21+ support 90fps or 120fps gameplay in popular titles like PUBG Mobile?
The Galaxy S21+ can support 90fps gameplay in PUBG Mobile, but it requires enabling the 'Extreme' graphics setting and frame rate option within the game. Performance may vary depending on the specific device variant (Exynos or Snapdragon) and the current thermal conditions. The Reno5 Pro 5G is also capable of running PUBG Mobile at high frame rates, but may not reach the same peak frame rate as the S21+.