Realme 9i vs vivo X100 Pro - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 9i
Realme 9i
Realme

General

Launch Date January 10, 2022 November 21, 2023
Release Year 2022 2023

Physical

Volume 104.54 cm³ 109.97 cm³
Screen Size to Weight Ratio 3.47 "/g 3.07 "/g
Weight 190 g 221 g
Height 164.4 mm 164.1 mm
Width 75.7 mm 75.3 mm
Thickness 8.4 mm 8.9 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • White
  • Sunset Orange
  • Startrail Blue
  • Asteroid Black

Display

Screen Size 6.6 " 6.78 "
Resolution 1080 x 2412 1260 x 2800
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 89.8 %
Pixel Density 400 PPI 452 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 480 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 3000 nits

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 117.47 mAh/in²
Battery Density 47.83 mAh/cm³ 49.1 mAh/cm³
Battery Capacity 5000 mAh 5400 mAh
NFC Support Yes Yes
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Mediatek Dimensity 9300 (4 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (1x3.25 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)
GPU Adreno 610 Immortalis-G720 MC12

Connectivity

USB Version 2.0 3.2
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C 3.2, OTG

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 13 15

Comparison Summary

Okay, let's dive into a detailed comparison of the Realme 9i and the vivo X100 Pro. We'll break down the specs, discuss real-world implications, and help you decide which phone might be the right fit for you.

1. Specifications Breakdown

Here's a comprehensive table comparing the two phones, focusing on practical impacts for users:

FeatureRealme 9ivivo X100 ProReal-World Implications
Design
Launch Date2022-01-102023-11-21X100 Pro is a significantly newer device, with more modern tech
FoldableStandardStandardBoth are traditional smartphones; no foldable tech
Dimensions (mm)164.4 × 75.7 × 8.4164.1 × 75.3 × 8.9X100 Pro is a tiny bit shorter and narrower but slightly thicker, may feel more dense in hand
Weight (g)1902219i is notably lighter, more comfortable for extended use
Display
Size (inches)6.66.78X100 Pro has a slightly larger screen; more immersive viewing
Resolution1080x24121260x2800X100 Pro provides much sharper, clearer images and text
PPI400452X100 Pro's higher pixel density is noticeably sharper
TechnologyIPS LCDAMOLEDX100 Pro has superior contrast, colors, and power efficiency for dark themes; generally a better viewing experience
Refresh Rate90Hz120HzX100 Pro has smoother scrolling and animations
Brightness (nits)03000X100 Pro offers excellent outdoor visibility; no issue under direct sunlight
Performance
ChipsetSnapdragon 680 (6 nm)Dimensity 9300 (4 nm)X100 Pro is much more powerful; handles demanding tasks, games, and multitasking with ease
AnTuTu Score216,8501,881,325X100 Pro's performance is vastly superior, showcasing how fast it is
GPUAdreno 610Immortalis-G720 MC12X100 Pro provides a significantly better gaming experience
Camera
Rear (Main)50MP, f/1.8, 1/2.76"50MP, f/1.75, 1"X100 Pro has a larger sensor for better low-light and overall image quality
Selfie16MP, f/2.1, 1/3.13"32MP, f/2.0, 1/2.8"X100 Pro offers more detailed selfies and better low-light capability
Wide AngleN/A50MP, f/2.0, 1/2.76"X100 Pro has a dedicated wide-angle lens for expanded views
Macro2MP, f/2.4, 1/5"N/A9i has dedicated macro, the X100 has telephoto macro lens
Black & White2MP, f/2.4, 1/5"N/A9i has a dedicated black and white sensor
Telephoto+MacroN/A50MP, f/2.5, 1/2"X100 Pro has a dedicated telephoto lens with macro capabilities, better optical zoom
Video1080p@30fps8K@30fps, 4K@60fpsX100 Pro captures much higher quality and smoother videos
DxoMarkN/AMain:150 Photo: 149, Video:145X100 Pro has been tested and demonstrates strong overall camera performance
Battery Life
Capacity (mAh)50005400X100 Pro has slightly more battery capacity, potentially longer life
Charging (W)33W100WX100 Pro charges significantly faster, less time plugged in
FeaturesNon-removableReverse, Wireless, Non-removableX100 Pro offers additional flexibility with wireless and reverse charging
Software
OSAndroid 11 (up to 13)Android 14 (up to 15)X100 Pro is on the latest android version, offers more support
Connectivity
WiFiWiFi 5WiFi 7X100 Pro has faster speed, lower latency, better performance
Bluetooth5.05.4X100 Pro has faster speed, power efficient, better range
GPSmultiple systemsmany more satellite systemsX100 Pro has faster and precise location tracking
SIMDual Nano SIMDual Nano SIM/eSIMX100 Pro offers eSIM support
Storage
Internal64/128GB256/512/1024GBX100 Pro offers significantly more storage options for apps and media files
RAM4/6GB12/16GBX100 Pro offers significantly more RAM for demanding multitasking
Expandable StorageNoNoBoth don't offer expandable storage
Audio
QualityHi-Res, StereoDolby Atmos, Hi-Res, StereoX100 Pro provides better audio performance
Security
FeaturesSide mountedBasic FingerprintRealme has better security
Build Quality
ProtectionUnknownUnknownBoth have similar protection
Sensors
SensorsFingerprint, Proximity, Accelerometer, CompassFingerprint, Proximity, Accelerometer, Compass, GyroscopeX100 Pro has an additional gyroscope

2. Key Insights

Realme 9i Strengths:

  • Lightweight Design: The Realme 9i is noticeably lighter, making it comfortable for extended use.
  • Affordable: This device is generally positioned as a budget-friendly option, so it has a low price point.
  • Decent Battery Life: A 5000mAh battery is enough to handle moderate usage.
  • Side Mounted Fingerprint Sensor: Offers better security than a basic fingerpring sensor.

vivo X100 Pro Strengths:

  • Superior Display: The AMOLED screen with higher resolution, refresh rate, and brightness is a major advantage for media consumption and daily use.
  • Exceptional Performance: The Dimensity 9300 chipset offers a massive performance boost.
  • Advanced Camera System: With a 1" main sensor, wide-angle, and telephoto lenses, the X100 Pro captures outstanding photos and videos.
  • Fast Charging: 100W charging and wireless charging are great for convenience.
  • Future-Proof: It also has an additional gyroscope.

Trade-offs and Limitations:

  • Realme 9i: Its performance, camera, and display are basic compared to the X100 Pro.
  • vivo X100 Pro: It's heavier and more expensive and doesn't have a macro sensor.

3. User Profiles and Recommendations

Realme 9i:

  • Budget-conscious users: It is best for those who prioritize affordability over high-end performance.
  • Casual users: It's suitable for basic tasks like browsing, social media, and communication.
  • Users who prefer a lighter phone: Its lighter build is comfortable for daily carry.

Use Case: A secondary phone for travel or a primary phone for someone with basic needs.

vivo X100 Pro:

  • Power users: Great for those who need maximum performance, like gamers or heavy multitaskers.
  • Photography enthusiasts: Ideal for users who want exceptional camera quality and features.
  • Media consumers: The high-quality display is great for videos, gaming, and visual content.
  • Users who want the best overall experience: It's designed for those willing to pay for top-tier technology.

Use Case: A primary phone for content creation, gaming, or anyone who wants the best mobile experience.

4. Buying Decision Framework

Questions to Ask Yourself:

  1. What's your budget? Are you looking for an affordable device, or are you willing to spend more for premium features?
  2. What do you use your phone for most? Do you primarily browse and communicate, or do you often game, take photos, or watch videos?
  3. How important is the display and camera quality? Are you okay with an adequate display and camera, or do you want the best available?

Scenario-Based Recommendations:

  • Scenario 1: Casual Use

    • Recommendation: Realme 9i
    • Rationale: It handles basic tasks well and is very affordable.
  • Scenario 2: Photography Enthusiast

    • Recommendation: vivo X100 Pro
    • Rationale: Its 1-inch sensor camera and advanced features offer superior image quality.
  • Scenario 3: Mobile Gamer

    • Recommendation: vivo X100 Pro
    • Rationale: The Dimensity 9300 chipset and AMOLED display are excellent for gaming.
  • Scenario 4: Budget-Conscious User with Basic Needs

    • Recommendation: Realme 9i
    • Rationale: The 9i is reliable, affordable, and good for essential smartphone use.
  • Scenario 5: High-End, No-Compromise Experience

    • Recommendation: vivo X100 Pro
    • Rationale: It gives you the best display, performance, camera, and charging capabilities.

What I Would Choose and Why

If I had to choose between these two devices, I'd go with the vivo X100 Pro, and here’s why:

As a tech journalist and analyst, I value having the latest advancements in mobile technology. I'm always testing and pushing devices to their limits. The X100 Pro isn't just a phone; it's a technological showcase. Its state-of-the-art display is perfect for viewing high-resolution content, its powerful processor allows me to seamlessly multitask, and its advanced camera is invaluable for capturing both photos and videos. I also appreciate the convenience of the 100W fast charging and wireless capabilities.

While the Realme 9i is a capable device, it simply can't compete with the X100 Pro on pure performance, camera capabilities, or display quality. It's a great budget phone, but the X100 Pro delivers cutting-edge technology, which makes it worth the investment if the budget allows. It also comes with a modern design that I find more enjoyable.

The X100 Pro's ability to push the boundaries of what's possible in mobile technology truly excites me. It's a phone that I would use to create content, test the limits, and get excited about the future of smartphones.

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.