Sony Xperia 10 III vs Realme C65 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme C65
Realme C65
Realme

General

Launch Date June 11, 2021 April 1, 2024
Release Year 2021 2024

Physical

Volume 86.92 cm³ 95.2 cm³
Screen Size to Weight Ratio 3.55 "/g 3.61 "/g
Weight 169 g 185 g
Height 154 mm 164.6 mm
Width 68 mm 76.1 mm
Thickness 8.3 mm 7.6 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • White
  • Pink
  • Purple Nebula
  • Black Milky Way

Display

Screen Size 6 " 6.67 "
Resolution 1080 x 2520 720 x 1604
Aspect Ratio 21:9 20:9
Screen-to-Body Ratio 80.3 % 85.6 %
Pixel Density 457 PPI 264 PPI
Refresh Rate N/A 90 Hz
Typical Brightness N/A 500 nits
HBM Brightness N/A 625 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 125.00 mAh/in² 112.39 mAh/in²
Battery Density 51.77 mAh/cm³ 52.52 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM6350 Snapdragon 690 5G (8 nm) Mediatek Helio G85 (12 nm)
CPU Octa-core (2x2.0 GHz Kryo 560 Gold & 6x1.7 GHz Kryo 560 Silver) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 619 Mali-G52 MC2

Connectivity

USB Version 3.1 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.1, OTG USB Type-C 2.0

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 13

Comparison Summary

Sony Xperia 10 III vs Realme C65: A Practical Showdown

These two phones cater to different audiences, with the Sony Xperia 10 III offering a premium mid-range experience and the Realme C65 focusing on affordability with modern features. Let’s break it down.


1. Specifications Breakdown

Design & Build

FeatureSony Xperia 10 IIIRealme C65Real-World Implications
Dimensions154 × 68 × 8.3 mm164.6 × 76.1 × 7.6 mmXperia is more compact and lighter (169g vs 185g)—better for one-handed use. Realme has a larger footprint but slimmer profile.
Build QualityGorilla Glass 6Unknown protectionXperia is more durable for drops/scratches. Realme’s durability is less certain.
Fingerprint SensorSide-mountedSide-mountedBoth offer quick unlocking, but Sony’s sensor may be better optimized.

Winner: Sony Xperia 10 III (more compact, premium build)


Display

FeatureSony Xperia 10 IIIRealme C65Real-World Implications
Size6.0" OLED6.67" IPS LCDRealme’s screen is much bigger (better for media), but Xperia’s OLED has deeper blacks & better contrast.
Resolution1080x2520 (457 PPI)720x1604 (264 PPI)Xperia’s display is sharper—text and images look crisper. Realme’s lower resolution is passable but not ideal for fine details.
Refresh Rate60Hz90HzRealme offers smoother scrolling/gaming, but Xperia’s OLED panel may still feel more premium.

Winner: Sony Xperia 10 III (better clarity, OLED advantages) unless you prioritize screen size & smoothness.


Performance

FeatureSony Xperia 10 IIIRealme C65Real-World Implications
ChipsetSnapdragon 690 5GMediatek Helio G85Xperia’s chip is faster (22% higher benchmark score) and supports 5G. Realme’s G85 is older but decent for casual use.
RAM6GB6GB / 8GBRealme offers an 8GB option for better multitasking, but Xperia’s optimization helps.
Storage128GB (non-expandable)128GB / 256GBRealme gives more storage options, but neither supports microSD—so 256GB is a plus.

Winner: Sony Xperia 10 III (better processing power, 5G support) unless you need extra RAM/storage.


Cameras

FeatureSony Xperia 10 IIIRealme C65Real-World Implications
Main Camera12MP (f/1.8)50MP (f/1.8)Realme has a higher MP count, but Sony’s sensor (Exmor RS) likely has better processing.
Ultrawide8MP (f/2.2)✗ NoneXperia wins here—ultrawide shots are useful for landscapes/groups.
Telephoto8MP (f/2.4)✗ NoneXperia offers optical zoom; Realme relies on digital cropping.
Selfie Camera8MP (f/2.0)8MP (f/2.0)Similar performance.
Video Recording4K@30fps1080p@30fpsXperia’s 4K recording is much better for high-quality footage.

Winner: Sony Xperia 10 III (more versatile system, better video). Realme’s 50MP sounds good, but Sony’s optics & software likely win.


Battery & Charging

FeatureSony Xperia 10 IIIRealme C65Real-World Implications
Capacity4500mAh5000mAhRealme has longer battery life (11% bigger cell).
Charging Speed18W45WRealme charges 2.5x faster, a big advantage for heavy users.

Winner: Realme C65 (bigger battery, much faster charging).


2. Key Insights

Sony Xperia 10 III Strengths:

Superior Display (OLED, sharper resolution)
Better Performance (Snapdragon 690 + 5G)
More Versatile Camera (ultrawide + telephoto)
Premium Build (Gorilla Glass 6, compact design)

Realme C65 Strengths:

Bigger Battery + Faster Charging (5000mAh + 45W)
Larger Screen (6.67")
Higher Storage Option (256GB variant)
Smoother Display (90Hz refresh rate)


3. Who Should Buy Which?

Choose the Sony Xperia 10 III if you:

✔ Want a compact, premium phone with a great display.
✔ Prioritize camera versatility (ultrawide, telephoto, 4K video).
✔ Need 5G support for future-proofing.

Choose the Realme C65 if you:

✔ Need long battery life & fast charging.
✔ Prefer a larger screen (at the cost of sharpness).
✔ Want more RAM (8GB) or storage (256GB).


4. Buying Decision Framework

Ask yourself:

  1. Do I care more about display quality or battery life?

    • Xperia: Best screen.
    • Realme: Best endurance.
  2. Do I need a telephoto/ultrawide camera?

    • Xperia wins here.
  3. Is 5G important to me?

    • Only Xperia has it.

Final Verdict: What Would I Choose?

I’d pick the Sony Xperia 10 III.

Why?

  • The OLED display alone makes a big difference for media consumption.
  • Camera versatility (ultrawide + telephoto) is rare in this price range.
  • 5G support means better longevity.

The Realme C65 is compelling for its battery and charging, but the Xperia’s premium build, screen, and cameras win me over. If you’re strictly budget-focused, Realme is solid—but Sony offers better long-term value.

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.