Xiaomi Poco X3 Pro vs Samsung Galaxy Z Flip3 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date March 24, 2021 August 27, 2021
Release Year 2021 2021

Physical

Volume 119.33 cm³ 82.7 cm³
Screen Size to Weight Ratio 3.1 "/g 3.66 "/g
Weight 215 g 183 g
Height 165.3 mm 166 mm
Width 76.8 mm 72.2 mm
Thickness 9.4 mm 6.9 mm
Foldable Design No Yes
Available Colors
  • Phantom Black
  • Frost Blue
  • Metal Bronze
  • White
  • Green
  • Phantom Black
  • Pink
  • Gray
  • Thom Browne Edition
  • Wooyoungmi Edition
  • Lavender
  • Cream
  • Bespoke Edition
  • Dream White

Display

Screen Size 6.67 " 6.7 "
Resolution 1080 x 2400 1080 x 2640
Aspect Ratio 20:9 22:9
Screen-to-Body Ratio 84.6 % 84.7 %
Pixel Density 395 PPI 426 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness 450 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1200 nits

Hardware

Battery Capacity per Screen Area 115.98 mAh/in² 73.51 mAh/in²
Battery Density 43.24 mAh/cm³ 39.9 mAh/cm³
Battery Capacity 5160 mAh 3300 mAh
NFC Support Yes Yes
Chipset Qualcomm Snapdragon 860 (7 nm) Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver) Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU Adreno 640 Adreno 660

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 11 11
Maximum OS Version 12 14

Comparison Summary

1. Specifications Comparison

Design

FeatureXiaomi Poco X3 ProSamsung Galaxy Z Flip3 5GPractical Impact
Form FactorStandardFoldableThe Z Flip3 is foldable offering portability advantages. The X3 Pro is a traditional smartphone form factor.
Dimensions165.3 × 76.8 × 9.4 mm166 × 72.2 × 6.9 mmThe Z Flip3 is thinner and narrower making it more pocketable when folded, but similar in height when unfolded. The X3 Pro is bulkier and may be less comfortable in hand.
Weight215g183gThe Z Flip3 is lighter, improving comfort during extended use. The X3 Pro may feel heavier and less comfortable.
Build Material(Not Specified)(Not Specified)Missing data.
Screen ProtectionCorning Gorilla Glass 6Corning Gorilla Glass VictusThe Z Flip3 has more durable screen protection, making it more resistant to scratches and drops. The X3 Pro's screen is less durable.

Display

FeatureXiaomi Poco X3 ProSamsung Galaxy Z Flip3 5GPractical Impact
Size6.67"6.7"Both have large screens; Z Flip3's is slightly larger making it better for media consumption. X3 Pro’s screen is negligibly smaller.
Resolution1080x24001080x2640The Z Flip3 has a slightly sharper display with more vertical pixels. The X3 Pro has slightly less sharp display.
PPI395426Z Flip3 has higher pixel density resulting in clearer and sharper images, but it’s a marginal difference.
TechnologyIPS LCD(Not Specified)X3 Pro’s IPS LCD panel is capable but does not provide the deep blacks of AMOLED. Z Flip 3 display tech is not specified.
Refresh Rate120Hz120HzBoth offer very smooth scrolling and animations making both phones great for gaming.
Brightness0 nits1200 nitsThe Z Flip3 has far better outdoor visibility in sunlight. X3 Pro screen's brightness is not specified.

Performance

FeatureXiaomi Poco X3 ProSamsung Galaxy Z Flip3 5GPractical Impact
ChipsetQualcomm Snapdragon 860 (7 nm)Qualcomm Snapdragon 888 5G (5 nm)The Z Flip3 has a more powerful chipset offering better performance in demanding applications and gaming. The X3 Pro has less powerful processor.
AnTuTu Score627,869898,700The Z Flip3 is significantly faster providing smoother app loading, and better overall performance. The X3 Pro is slower, but still capable for most tasks.
GPUAdreno 640Adreno 660Z Flip3 has a more powerful GPU for graphically intensive tasks. The X3 Pro's GPU is less powerful.

Camera

FeatureXiaomi Poco X3 ProSamsung Galaxy Z Flip3 5GPractical Impact
Standard Camera48MP, f/1.79, 1/2"12.2MP, f/1.8, 1/2.55"X3 Pro has higher resolution, wider aperture, and larger sensor, potentially better low-light performance. Z Flip 3 has lower resolution, narrower aperture and smaller sensor.
Selfie Camera20MP, f/2.2, 1/3.4"10MP, f/2.4, 1/3.2"X3 Pro has higher resolution and wider aperture, potentially producing better selfies. Z Flip3 has a larger sensor but lower resolution.
Wide Angle8MP, f/2.2, 1/4"13MP, 1/3.06"Z Flip3 has a higher resolution and larger sensor resulting in slightly better wide-angle photos. X3 Pro has a lower resolution sensor.
Portrait Mode (Depth)2MP, f/2.4, 1/5"Not availableX3 Pro has a dedicated depth sensor for portrait mode which is not available in the Z Flip3.
Macro Lens2MP, f/2.4, 1/5"Not availableX3 Pro has a dedicated macro lens which is not available in the Z Flip3.
VideoUp to 4K@30fps (EIS)Up to 4K@60fps (HDR)Z Flip3 supports 4K@60fps with HDR and OIS, and its video recordings will be much more stable. X3 Pro supports 4K@30 with EIS but no HDR, making its video performance inferior.
StabilizationEIS (Electronic)OIS (Optical)Z Flip3 has optical image stabilization for superior video and low light performance. X3 Pro relies on EIS which is generally not as effective.
DxOMark (Mobile)Not available111 (Photo 118, Video 110)The Z Flip3 has been tested and has good camera scores. The X3 Pro has not been tested.

Battery

FeatureXiaomi Poco X3 ProSamsung Galaxy Z Flip3 5GPractical Impact
Capacity5160mAh3300mAhThe X3 Pro has a much larger battery offering longer battery life. Z Flip3 will require more frequent charging.
Charging33W Fast Charging15W Fast ChargingThe X3 Pro charges much faster making it more convenient. Z Flip3's charging is much slower.
FeaturesNon-removableReverse Charging, Non-removableZ Flip3 can charge other devices wirelessly. X3 Pro cannot reverse charge other devices.

Software & Other

FeatureXiaomi Poco X3 ProSamsung Galaxy Z Flip3 5GPractical Impact
OSAndroid 11 (upgradable to 12)Android 11 (upgradable to 14)The Z Flip3 offers longer software support with more updates. X3 Pro has less OS upgrade potential.
WiFi802.11acWi-Fi 6 (802.11ax)Z Flip3 supports a faster Wi-Fi standard for better connection speeds. X3 Pro uses an older standard.
BluetoothBluetooth 5.0Bluetooth 5.1Z Flip3 has a newer Bluetooth standard. Both offer good audio connection options with a better and larger variety of options in the Z Flip3.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, Galileo (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a)The Z Flip3 supports more satellite systems for better location accuracy. X3 Pro supports a lesser amount of systems.
SIMDual SIM (Nano SIM + Nano SIM)Dual SIM (Nano SIM + eSIM)Z Flip3 supports eSIM offering digital carrier switching, while the X3 Pro supports two physical SIMs.
Internal Storage128 GB or 256 GB128 GB or 256 GBBoth offer similar storage options.
RAM6 GB or 8 GB8 GBZ Flip3 offers a good 8GB Ram with faster performance. X3 Pro has a 6GB variant, which might struggle more with multitasking.
Expandable StorageNoNoNeither phone allows for expandable storage.
AudioHi-Res Audio, Stereo SpeakersStereo SpeakersX3 Pro has Hi-Res Audio with the same quality of speakers. Z Flip3 has similar stereo speakers, but no hi-res audio capability.
SecuritySide-mounted fingerprintSide-mounted fingerprintBoth offer basic biometric security with fingerprint sensor.
SensorsBiometric: Fingerprint; Motion: Accelerometer, Compass, Gyroscope; Proximity: Ultrasonic proximity virtualBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, Compass, Gyroscope; Environmental: BarometerZ Flip3 has a more comprehensive sensor array. X3 Pro has an ultrasonic virtual proximity sensor, while Z Flip3 has a proximity sensor and a barometer.

2. Key Differences Analysis

Xiaomi Poco X3 Pro Advantages:

  • Significantly Larger Battery: Offers much longer battery life between charges.
  • Faster Charging: Charges the battery faster than the Z Flip3.
  • Dedicated Macro and Depth Sensors: Includes additional cameras for specialized photography modes.
  • Hi-Res Audio: Slightly better audio quality, especially for audiophiles.

Practical Implications:

  • The X3 Pro is better for users who need all-day battery life and value specialized camera features like macro and depth.
  • It is a more practical choice for users on a budget.

Samsung Galaxy Z Flip3 5G Advantages:

  • Foldable Design: Offers a unique form factor, more pocketable when folded, and a premium feel.
  • Superior Performance: More powerful processor and GPU for better overall responsiveness and gaming.
  • Better Display: Higher brightness, pixel density, and potentially superior AMOLED tech (although not specified) for better visual experience.
  • Optical Image Stabilization (OIS): Improves video recording quality and low-light photos.
  • Longer Software Support: Offers more Android OS upgrades, ensuring longer usability.
  • Better Wireless Connectivity: Supports Wi-Fi 6 and a better Bluetooth version for faster connection speeds.
  • Reverse Wireless Charging: Can charge other devices wirelessly.
  • More comprehensive sensor suite.

Practical Implications:

  • The Z Flip3 is designed for users who prioritize a premium experience, cutting-edge design, and powerful performance.
  • The improved camera quality and software support make it a more future-proof device.

Significant Trade-offs:

  • X3 Pro: Bulky design, less powerful processor, less advanced screen tech, lack of OIS, less software support.
  • Z Flip3: Lower battery capacity and slower charging, less versatile camera system (no dedicated macro or depth sensor), more expensive.

3. User Profiles & Recommendations

Xiaomi Poco X3 Pro Ideal User:

  • Budget-conscious buyers: Looking for good value for money.
  • Users prioritizing battery life: Needs a phone that lasts all day without frequent charging.
  • Casual photographers: Want extra camera features like macro and depth sensors.
  • Users that don't require cutting edge performance, but need reliability

Use Cases:

  • Everyday use: Browsing, social media, calls, etc.
  • Long days away from power outlets.
  • Basic photography.
  • Long gaming sessions due to battery life

Samsung Galaxy Z Flip3 5G Ideal User:

  • Premium buyers: Willing to pay more for a cutting-edge design and technology.
  • Users prioritizing style and portability: A foldable phone is a status symbol and fits easily in a pocket.
  • Users wanting cutting-edge performance: Needs a fast and smooth experience.
  • Users that value camera quality and software support

Use Cases:

  • High-performance tasks: Gaming, video editing, etc.
  • Showcasing cutting-edge technology.
  • Mobile professionals that need better connectivity and future proofing
  • Photography and videography.

4. Decision Framework

Key Questions for Buyers:

  1. Budget: How much are you willing to spend on a new smartphone?
  2. Battery life vs. Portability and Premium Features: Is long battery life more important, or do you prefer a sleek, portable design with powerful performance?
  3. Camera Needs: Do you require specialized camera modes like macro and depth, or do you prioritize high-quality images and videos?

Scenario-Based Recommendations:

  • Scenario 1: Tight Budget and Long Battery Life - Choose the Xiaomi Poco X3 Pro.
  • Scenario 2: Premium Experience and Cutting-Edge Tech - Choose the Samsung Galaxy Z Flip3 5G.
  • Scenario 3: Balanced approach, value and mid-range price - Neither device would be a perfect option.

My Choice

If I had to choose, I would pick the Samsung Galaxy Z Flip3 5G, despite the higher price. The appeal of the foldable form factor, coupled with the superior performance, advanced display, and significantly better camera capabilities (especially video), makes it more aligned with my personal preferences. While the battery life is a concern, the overall experience and features offered by the Z Flip3 are far more compelling. I am willing to charge more frequently for these benefits.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

Key Strengths:

  • Mobile technology analysis
  • Digital media communication
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Bridging technical complexity with engaging, accessible narratives.