Sony Xperia 10 III vs Realme 9i - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 9i
Realme 9i
Realme

General

Launch Date June 11, 2021 January 10, 2022
Release Year 2021 2022

Physical

Volume 86.92 cm³ 104.54 cm³
Screen Size to Weight Ratio 3.55 "/g 3.47 "/g
Weight 169 g 190 g
Height 154 mm 164.4 mm
Width 68 mm 75.7 mm
Thickness 8.3 mm 8.4 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • White
  • Pink
  • Black
  • Blue

Display

Screen Size 6 " 6.6 "
Resolution 1080 x 2520 1080 x 2412
Aspect Ratio 21:9 20:9
Screen-to-Body Ratio 80.3 % 84.2 %
Pixel Density 457 PPI 400 PPI
Refresh Rate N/A 90 Hz
Typical Brightness N/A 480 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 125.00 mAh/in² 114.78 mAh/in²
Battery Density 51.77 mAh/cm³ 47.83 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM6350 Snapdragon 690 5G (8 nm) Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU Octa-core (2x2.0 GHz Kryo 560 Gold & 6x1.7 GHz Kryo 560 Silver) Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU Adreno 619 Adreno 610

Connectivity

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

Software

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

Comparison Summary

Sony Xperia 10 III vs Realme 9i: A Practical Showdown

Here’s a breakdown of how these two mid-range smartphones compare, with a focus on real-world usability.


1. Specifications Breakdown

Design & Build Quality

FeatureSony Xperia 10 IIIRealme 9iReal-World Implications
Dimensions154 × 68 × 8.3 mm164.4 × 75.7 × 8.4 mmXperia is more compact and lighter (169g vs 190g), easier for one-handed use. Realme is bulkier but may feel sturdier.
Screen ProtectionGorilla Glass 6UnknownXperia has better drop resistance. Realme’s durability is unclear.
Fingerprint SensorSide-mountedSide-mountedBoth offer quick unlocking, but placement is subjective.

Display

FeatureSony Xperia 10 IIIRealme 9iReal-World Implications
Size & Type6" OLED (457 PPI)6.6" IPS LCD (400 PPI)Xperia has sharper, richer colors (OLED), better for media. Realme’s larger screen (90Hz refresh rate) feels smoother for scrolling.
BrightnessUnknown (likely ~600 nits)UnknownNeither excels in outdoor visibility, but OLED typically has better contrast.

Performance & Storage

FeatureSony Xperia 10 IIIRealme 9iReal-World Implications
ChipsetSnapdragon 690 (5G)Snapdragon 680 (4G)Xperia is ~27% faster (AnTuTu 275K vs 217K) and has 5G support—better for future-proofing.
RAM/Storage6GB/128GB (fixed)4/6GB + 64/128GBXperia ensures consistent performance, while Realme’s base model has less RAM (4GB), which may slow multitasking.
Expandable StorageNoNoNeither supports microSD—pick storage wisely.

Camera

FeatureSony Xperia 10 IIIRealme 9iReal-World Implications
Main Camera12MP (f/1.8, Sony sensor)50MP (f/1.8, Samsung)Realme packs more pixels but Xperia’s better sensor may offer superior low-light performance.
Ultrawide8MP (f/2.2)NoneXperia wins for landscapes/group shots.
Telephoto8MP (2x zoom)NoneXperia offers optical zoom; Realme relies on digital cropping.
Selfie8MP (f/2.0)16MP (f/2.1)Realme has higher resolution, but Xperia’s wider aperture captures more light.
Video4K@30fps1080p@30fpsXperia is better for videography with 4K support.

Battery & Charging

FeatureSony Xperia 10 IIIRealme 9iReal-World Implications
Capacity4500mAh5000mAhRealme lasts longer, but Xperia’s OLED and efficient chipset help battery life.
Charging18W (Li-Polymer)33W (Li-Ion)Realme charges 83% faster, a big advantage for heavy users.

2. Key Insights

Sony Xperia 10 III Wins If You Want:

Superior display (OLED, sharper PPI)
Better performance (faster chipset + 5G)
More versatile cameras (ultrawide, telephoto, 4K video)
Compact, lightweight design

Realme 9i Wins If You Want:

Bigger, smoother screen (6.6", 90Hz)
Longer battery life (5000mAh + 33W charging)
Higher-resolution main/selfie cameras (50MP + 16MP)
Newer software (Android 13 vs Xperia’s 11 → 13)

Trade-Offs:

  • Xperia lacks fast charging; Realme lacks premium display tech.
  • Xperia’s smaller battery may not last as long despite efficient chipset.
  • Realme’s extra cameras (macro, B&W) are gimmicky; Xperia’s zoom/ultrawide are more useful.

3. Who Should Buy Which?

Pick the Sony Xperia 10 III If You:

  • Prioritize media consumption (OLED screen, better color accuracy).
  • Need better low-light photos and versatile zoom.
  • Want 5G support and a future-proof chipset.
  • Prefer a lighter, more pocket-friendly phone.

Pick the Realme 9i If You:

  • Want longer battery life and faster charging.
  • Prefer a larger, smoother display for gaming/reading.
  • Don’t care about 5G or optical zoom.
  • Are on a tighter budget (typically cheaper than Xperia).

4. Decision Framework

Ask yourself:

  1. Do I care more about display quality or battery life? (OLED vs 5000mAh)
  2. Will I use zoom/ultrawide cameras often? (Xperia) or just high-res shots? (Realme)
  3. Is 5G or faster charging more important?

Scenario Recommendations:

  • Photography Enthusiast?Xperia 10 III (better sensors, 4K video).
  • Binge-Watcher?Xperia 10 III (OLED wins).
  • Gamer/Heavy User?Realme 9i (bigger battery, 90Hz).
  • Budget-Conscious Buyer?Realme 9i (better value).

Final Verdict: Which Would I Choose?

I’d pick the Sony Xperia 10 III.

  • The OLED display, superior camera versatility, and 5G support make it a better long-term investment.
  • While the Realme 9i has a bigger battery and faster charging, the Xperia’s engineering refinements (better GPU, display, build) outweigh those perks for me.
  • If battery life is your #1 concern, the Realme is compelling—but for balanced performance and premium feel, the Xperia wins.

Your choice depends on priorities—but the Xperia is the more polished device overall.

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.