Samsung Galaxy Z Fold4 vs Xiaomi 14 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 25, 2022 February 22, 2024
Release Year 2022 2024

Physical

Volume 127.12 cm³ 111.81 cm³
Screen Size to Weight Ratio 2.89 "/g 2.93 "/g
Weight 263 g 229.5 g
Height 155.1 mm 161.4 mm
Width 130.1 mm 75.3 mm
Thickness 6.3 mm 9.2 mm
Foldable Design Yes No
Available Colors
  • Phantom Black
  • Burgundy
  • Graygreen
  • Beige
  • Titanium Gray
  • Black
  • Blue
  • White

Display

Screen Size 7.6 " 6.73 "
Resolution 1812 x 2176 1440 x 3200
Aspect Ratio 16:9 20:9
Screen-to-Body Ratio 90.8 % 90 %
Pixel Density 373 PPI 522 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 1000 nits
HBM Brightness N/A N/A
Peak Brightness 1200 nits 3000 nits

Hardware

Battery Capacity per Screen Area 76.18 mAh/in² 110.39 mAh/in²
Battery Density 34.61 mAh/cm³ 44.72 mAh/cm³
Battery Capacity 4400 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU Adreno 730 Adreno 750

Connectivity

USB Version 3.2 3.2
OTG Support 1 1
DisplayPort 1
DisplayPort Version N/A N/A
USB Features USB Type-C 3.2, OTG USB Type-C 3.2, Gen 2, OTG, DisplayPort

Software

Operating System Android Android
Initial OS Version 12 14
Maximum OS Version 16 18

Comparison Summary

Let's dive into a comparative analysis of the Samsung Galaxy Z Fold4 and the Xiaomi 14 Ultra, two powerhouses with distinct strengths.

1. Specifications Breakdown

FeatureSamsung Galaxy Z Fold4Xiaomi 14 UltraReal-World Implications
Design
Dimensions (mm)155.1 x 130.1 x 6.3161.4 x 75.3 x 9.2Fold4 is more compact when folded, but thicker. Xiaomi 14 Ultra is a more traditional, slim smartphone design.
Weight (g)263229.5Fold4 feels heavier in hand.
FoldableYesNoFold4 offers a unique, flexible form factor for multitasking and portability.
Display
Size (inches)7.6 (main)6.73Fold4's larger unfolded display provides a tablet-like experience.
Resolution (px)1812 x 21761440 x 3200Xiaomi 14 Ultra boasts a sharper display (higher pixel density).
Refresh Rate (Hz)120120Both offer smooth scrolling and animations.
Display TypeFoldable Dynamic AMOLED 2XLTPO AMOLEDXiaomi 14 Ultra's LTPO panel allows for dynamic refresh rate adjustment, potentially saving battery.
Peak Brightness(nits)12003000Xiaomi 14 Ultra offers significantly higher peak brightness for better outdoor visibility.
Performance
ChipsetSnapdragon 8+ Gen 1Snapdragon 8 Gen 3Xiaomi 14 Ultra features a newer, more powerful processor.
CPUOcta-core (up to 3.19 GHz)Octa-core (up to 3.3 GHz)Xiaomi 14 Ultra offers a slight edge in CPU performance.
GPUAdreno 730Adreno 750Xiaomi 14 Ultra's GPU should provide better gaming and graphics performance.
RAM (GB)1216Xiaomi 14 Ultra offers more RAM for smoother multitasking.
Camera
Main Camera (MP)5050Both have high-resolution main sensors.
Camera FeaturesTriple Camera, OISQuad Camera, Leica Optics, Variable Aperture, OISXiaomi 14 Ultra offers a more versatile camera system with Leica tuning and advanced features.
DxOMark Score124149Xiaomi 14 Ultra significantly outperforms the Fold4 in overall camera quality based on DxOMark.
Battery Life
Capacity (mAh)44005000Xiaomi 14 Ultra has a larger battery capacity.
Fast Charging (W)2590Xiaomi 14 Ultra supports significantly faster charging.

2. Key Insights

  • Form Factor: The Fold4's foldable design is its defining feature, enabling unique use cases that the Xiaomi 14 Ultra, a traditional slab phone, cannot match.
  • Performance: While the Fold4 is no slouch, the Xiaomi 14 Ultra pulls ahead with its newer Snapdragon 8 Gen 3 processor, more RAM, and superior GPU.
  • Camera: The Xiaomi 14 Ultra boasts a significantly more advanced and versatile camera system, evidenced by its much higher DxOMark score. The Leica collaboration and variable aperture further differentiate it.
  • Battery: The Xiaomi 14 Ultra boasts a larger battery and drastically faster charging, addressing a common criticism of the Fold4.

3. User Profiles and Recommendations

  • Fold4: Ideal for users who prioritize portability and multitasking, valuing a device that can transform from a phone to a mini-tablet. Content creators, business professionals, and those who consume media on the go would benefit from the foldable screen.
  • Xiaomi 14 Ultra: Best suited for users seeking top-tier performance, especially in gaming and photography. The impressive camera system and fast charging cater to mobile photographers and power users.

4. Buying Decision Framework

Questions to Consider:

  1. How important is portability and a large screen for multitasking? If paramount, the Fold4's unique form factor is a compelling choice.
  2. Is camera quality a top priority? The Xiaomi 14 Ultra's camera system is a clear winner in this category.
  3. What's your budget and how important is future-proofing? The Xiaomi 14 Ultra, with its newer processor, likely offers better long-term performance. Pricing will depend on specific configurations and regional availability.

My Choice: Xiaomi 14 Ultra

While I am deeply intrigued by the Fold4's innovative design, as a tech journalist who prioritizes cutting-edge technology and performance, I would choose the Xiaomi 14 Ultra. The superior camera system, longer battery life, faster charging, and the powerful Snapdragon 8 Gen 3 chip are compelling arguments for a power user like myself. I frequently capture photos and videos for my articles, and the Xiaomi 14 Ultra's advanced camera features, including the Leica collaboration and variable aperture, would significantly enhance my content creation workflow. The significant leap in performance ensures the phone remains relevant for a longer period. While the foldable technology is fascinating, the current trade-offs in battery life and thickness, coupled with the Xiaomi 14 Ultra's substantial advantages in key areas, make the latter a more compelling choice for my needs.

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.