Oppo Reno7 vs Samsung Galaxy M55 - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo Reno7
Oppo Reno7
Oppo

General

Launch Date April 2, 2022 March 28, 2024
Release Year 2022 2024

Physical

Volume 87.79 cm³ 97.8 cm³
Screen Size to Weight Ratio 3.67 "/g 3.72 "/g
Weight 175 g 180 g
Height 159.9 mm 163.9 mm
Width 73.2 mm 76.5 mm
Thickness 7.5 mm 7.8 mm
Foldable Design No No
Available Colors
  • Cosmic Black
  • Sunset Orange
  • Light Green
  • Dark Blue

Display

Screen Size 6.43 " 6.7 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.3 % 86.4 %
Pixel Density 409 PPI 393 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 430 nits N/A
HBM Brightness 600 nits 1000 nits
Peak Brightness 800 nits N/A

Hardware

Battery Capacity per Screen Area 108.84 mAh/in² 111.38 mAh/in²
Battery Density 51.26 mAh/cm³ 51.13 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Adreno 610 Adreno 644

Connectivity

USB Version 2.0 2.0
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C 2.0, OTG

Software

Operating System Android Android
Initial OS Version 12 14
Maximum OS Version 14

Comparison Summary

Oppo Reno7 vs. Samsung Galaxy M55: A Deep Dive for the Discerning User

The smartphone market is a whirlwind of options, and choosing the right device can feel overwhelming. Today, we'll dissect the Oppo Reno7 and the Samsung Galaxy M55, two seemingly similar phones with crucial differences under the hood. Let's cut through the marketing jargon and explore what these specs really mean for you.

1. Specifications Breakdown

FeatureOppo Reno7Samsung Galaxy M55Real-World Implications
Design
Dimensions159.9 x 73.2 x 7.5 mm163.9 x 76.5 x 7.8 mmM55 is slightly larger and heavier; Reno7 might be more pocketable.
Weight175g180gNegligible weight difference in daily use.
Display
Size6.43"6.7"M55 offers a larger screen for more immersive media consumption.
Resolution1080 x 24001080 x 2400Identical resolution; sharpness is comparable due to similar pixel density.
Refresh Rate90Hz120HzM55's 120Hz delivers noticeably smoother scrolling and animations.
Brightness800 nits0 nitsSignificant advantage for Reno7: Far superior outdoor visibility. The missing data for the M55 is concerning.
Performance
ChipsetSnapdragon 680 4GSnapdragon 7 Gen 1M55 significantly outperforms: The 7 Gen 1 offers a substantial leap in processing power, impacting app loading, multitasking, and gaming.
Antutu Score249,000698,000Quantifies the performance gap; M55 is geared towards demanding tasks.
GPUAdreno 610Adreno 644M55's GPU provides better gaming and graphics-intensive application performance.
Camera
Main Camera64MP, f/1.750MP, f/1.8Reno7 boasts higher resolution; M55's wider aperture may perform better in low light. Real-world image quality depends on processing and sensor quality, not just MP.
Selfie Camera32MP, f/2.450MP, f/2.2M55 has higher resolution for selfies; wider aperture potentially improves low-light selfies.
Video1080p@30fps4K@30fpsM55 wins with 4K video recording.
Battery Life
Capacity4500mAh5000mAhM55 offers a larger battery, potentially lasting longer on a single charge.
Charging33W45WM55 charges faster. Li-Polymer (Reno7) generally degrades slower than Li-Ion (M55) but fast charging mitigates this.

2. Key Insights

  • Performance: The Galaxy M55 is the clear winner, thanks to its significantly more powerful Snapdragon 7 Gen 1 processor. This translates to a smoother, faster experience across all tasks.
  • Display: Both feature AMOLED screens with vibrant colors, but the M55 edges ahead with its 120Hz refresh rate for buttery smooth visuals. Reno7's superior brightness, however, is crucial for outdoor use.
  • Camera: While megapixel counts differ, real-world image quality will depend on factors beyond resolution. The M55's 4K video recording is a notable advantage. The lack of brightness data for the M55 raises concerns about its camera performance in daylight.
  • Battery: The M55 boasts a larger battery and faster charging, making it the likely winner in terms of endurance and convenience.

3. User Profiles and Recommendations

  • Oppo Reno7: Best suited for users who prioritize a bright display for outdoor use, a compact form factor, and value battery longevity over peak performance. Good for casual users, social media, and light gaming.
  • Samsung Galaxy M55: Ideal for users who demand performance, enjoy mobile gaming, need a larger screen for media consumption, and appreciate faster charging. Less ideal for bright sunlight unless further testing demonstrates otherwise.

4. Buying Decision Framework

  1. What is your budget? This significantly impacts the decision.
  2. What are your primary use cases? (Gaming, photography, social media, etc.)
  3. Do you prioritize performance or battery life? The M55 excels in performance; the Reno7 offers a brighter display and potentially longer battery life per mAh due to its less demanding chipset.

My Choice: I would choose the Samsung Galaxy M55. While the missing brightness data is a red flag, the significant performance advantage of the Snapdragon 7 Gen 1, coupled with the larger battery, faster charging, and 4K video recording, outweighs the Reno7's advantages for my needs. I prioritize a smooth, responsive user experience and the ability to handle demanding tasks. I would, however, thoroughly research the M55's display brightness before committing to a purchase. If outdoor visibility is paramount, and my budget doesn't allow for a brighter flagship phone, the Reno7 would be a strong contender despite its performance limitations.

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.