Samsung Galaxy S21 FE 5G vs Samsung Galaxy Z Flip5 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 7, 2022 August 11, 2023
Release Year 2022 2023

Physical

Volume 91.64 cm³ 81.91 cm³
Screen Size to Weight Ratio 3.62 "/g 3.58 "/g
Weight 177 g 187 g
Height 155.7 mm 165.1 mm
Width 74.5 mm 71.9 mm
Thickness 7.9 mm 6.9 mm
Foldable Design No Yes
Available Colors
  • White
  • Graphite
  • Lavender
  • Olive
  • Yellow
  • Blue
  • Green
  • Graphite
  • Gray
  • Mint
  • Lavender
  • Cream

Display

Screen Size 6.4 " 6.7 "
Resolution 1080 x 2340 1080 x 2640
Aspect Ratio 19.5:9 22:9
Screen-to-Body Ratio 86.7 % 85.5 %
Pixel Density 403 PPI 425 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1750 nits

Hardware

Battery Capacity per Screen Area 109.86 mAh/in² 82.42 mAh/in²
Battery Density 49.11 mAh/cm³ 45.17 mAh/cm³
Battery Capacity 4500 mAh 3700 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1 Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1 Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPU Adreno 660 - Version 1 Adreno 740

Connectivity

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

Software

Operating System Android Android
Initial OS Version 12 13
Maximum OS Version 16 14

Comparison Summary

Okay, let's dive into a detailed comparison of the Samsung Galaxy S21 FE 5G and the Samsung Galaxy Z Flip5. We'll look beyond the spec sheets and consider how these differences impact your daily experience.

1. Specifications Breakdown

FeatureSamsung Galaxy S21 FE 5GSamsung Galaxy Z Flip5Real-World Implications
Design
Launch Date2022-01-072023-08-11Z Flip5 is a significantly newer model, implying updated technologies.
Form FactorStandardFoldableS21 FE is a traditional smartphone, while Z Flip5 offers a compact, folding design.
Dimensions155.7 x 74.5 x 7.9 mm165.1 x 71.9 x 6.9 mmZ Flip5 is taller and thinner, but the S21 FE has a larger overall volume, and wider profile in hand.
Weight177g187gS21 FE is slightly lighter, making it potentially more comfortable for extended use.
Display
Size6.4"6.7"Z Flip5 has a slightly larger display, good for media consumption.
Resolution1080 x 23401080 x 2640Z Flip5 has higher resolution (12.8% more pixels) resulting in slightly crisper text and sharper images.
Pixel Density403 ppi425 ppiZ Flip5 offers slightly sharper details due to higher pixel density, though not significantly noticeable in daily use.
TechnologyAMOLEDS21 FE offers superior display technology (AMOLED) offering deeper blacks, better contrast, superior power efficiency for dark themes, more vibrant colors.
Refresh Rate120Hz120HzBoth offer the same smooth scrolling and fluid animations.
Brightness1300 nits1750 nitsZ Flip5 is significantly brighter, offering superior outdoor visibility, especially in sunlight.
Performance
ChipsetSnapdragon 888 5G (5nm)Snapdragon 8 Gen 2 (4nm)Z Flip5 has a newer, more powerful and efficient chip resulting in faster app loading, smoother multitasking, and better gaming performance.
AnTuTu Score923,8361,531,700Z Flip5 demonstrates substantially superior overall performance, especially in demanding tasks and gaming.
GPUAdreno 660Adreno 740Z Flip5's GPU will handle demanding games and graphics-intensive apps more efficiently.
Battery Life
Capacity4500mAh3700mAhS21 FE boasts a larger battery, which should translate to longer battery life between charges.
Charging25W25WBoth support 25W fast charging.
FeaturesWireless Charging 15W, Reverse Wireless Charging 4.5W, No Charger In BoxBypass Charging, Fast charging 25W, 50% in 30 min, Fast wireless charging 15W, Reverse wireless charging 4.5WZ Flip5 offers bypass charging which allows the phone to draw power directly from the charging source and not the battery.
Camera
Main Camera12MP, f/1.8, 1.8µm12MP, f/1.8, 1.8µmBoth have a similar primary camera sensor, providing comparable image quality.
Telephoto Camera8MP, f/2.0, 1.0µmN/AS21 FE includes a telephoto lens, offering optical zoom capability which is useful for portrait photography.
Wide Angle Camera13MP, f/2.2, 1.12 µm12MP, f/2.2Z Flip 5 has an ultra-wide angle camera, for a more expansive view in photos.
Selfie Camera32MP, f/2.2, 0.8µm10MP, f/2.4, 1.22µmS21 FE has a higher resolution front camera, though Z Flip 5 has larger pixel size for potentially better low-light performance and sharpness.
Video RecordingUp to 4K@60fpsUp to 4K@60fpsBoth phones offer similar high quality video capabilities.
DxoMark Mobile Score117127Z Flip5 has a better score in DxoMark tests.
DxoMark Photo Score119132Z Flip5 has a better score in DxoMark tests.
DxoMark Video Score107128Z Flip5 has a better score in DxoMark tests.
DxoMark Selfie Score127N/AS21 FE has a better selfie score in DxoMark tests.
Software
OSAndroid 12 (upgradable to 16)Android 13 (upgradable to 14)Z Flip5 ships with a more recent version of Android, though both are supported for a number of years with OS upgrades.
Connectivity
Wi-FiWi-Fi 6Wi-Fi 6Both offer similar modern WiFi standards.
Bluetooth5.0 LE5.3 LEZ Flip5 has a newer version of Bluetooth for potentially faster and more stable connections.
GPSStandard SupportEnhanced SupportZ Flip5 features more precise location tracking.
SIMDual Nano SIMDual Nano SIM + eSIMZ Flip5 offers the flexibility of eSIMs, while S21 FE supports two physical SIMs.
Storage
Internal Storage128/256GB256/512GBZ Flip5 has higher base storage options.
RAM6/8GB8GBBoth offer sufficient RAM for multitasking.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio
Audio QualityDolby Atmos, Noise cancellation microphone, Stereo SpeakersStereo SpeakersS21 FE has slightly superior audio capabilities with Dolby Atmos and a noise-cancelling microphone.
Security
Security FeaturesBasic Fingerprint SensorSide-Mounted Fingerprint SensorZ Flip5 offers a more convenient side-mounted fingerprint reader.
Build Quality
Screen ProtectionGorilla Glass VictusGorilla Glass VictusBoth provide similar durable screen protection.
SensorsBiometric, Proximity, Motion, EnvironmentalBiometric, Proximity, Motion, Environmental, GravityZ Flip 5 has the additional feature of a gravity sensor.

2. Key Insights

Samsung Galaxy S21 FE 5G Strengths:

  • Traditional Form Factor: A classic smartphone design provides familiarity and avoids the learning curve of a foldable device.
  • Larger Battery: The 4500mAh battery should offer longer endurance, which is critical for users who are often away from a power outlet.
  • Telephoto Lens: It has a dedicated telephoto lens, which is better for portrait shots with optical zoom.
  • Advanced Audio Capabilities: Better spatial audio, clearer calls, better audio separation and immersion with Dolby Atmos and noise-cancelling microphone.
  • Selfie Camera: A significantly higher resolution selfie camera for sharper pictures.

Samsung Galaxy Z Flip5 Strengths:

  • Foldable Design: Unique form factor provides greater portability and a distinct user experience.
  • Superior Performance: The Snapdragon 8 Gen 2 chip offers significantly better speed and efficiency for all tasks.
  • Brighter Display: With 1750 nits brightness, it performs significantly better in bright outdoor conditions.
  • Newer Technology: Newer OS and Bluetooth for future compatibility.
  • Better Camera System: Higher score in DxoMark tests.
  • Better Connectivity: More precise location tracking.

Trade-offs

  • S21 FE: The older processor and standard design can feel a bit dated compared to the Z Flip5's modern features.
  • Z Flip5: The smaller battery may require more frequent charging, and the foldable design may have durability concerns.

3. User Profiles and Recommendations

Samsung Galaxy S21 FE 5G

  • The Pragmatist: Someone who values reliability, battery life, and a traditional smartphone experience.
  • The Photographer on a Budget: Users who want good camera capabilities (including telephoto) without the high price tag of a premium foldable.
  • The Value-Seeker: Individuals looking for high performance without the cost of a flagship phone, and who do not need to use their device in very bright light scenarios.

Samsung Galaxy Z Flip5

  • The Trendsetter: Someone who desires cutting-edge technology, a unique design, and is willing to pay a premium.
  • The Mobile Media Consumer: Users who appreciate the larger, brighter display and benefit from its powerful performance for media consumption and gaming.
  • The Compactness Enthusiast: Those who prioritize a pocketable device and want the flexibility of a foldable screen.

4. Buying Decision Framework

Here are three questions to help decide between these phones:

  1. Do I need a phone that will easily last a full day without needing a charge?
    • If yes, the S21 FE is a better choice due to its larger battery.
  2. Is a unique form factor and compact size important to me?
    • If yes, then the Z Flip5 is the obvious choice.
  3. How important is the most cutting-edge performance and outdoor display visibility to me?
    • If these are crucial, the Z Flip5 is the better option, although it comes at a higher cost.

Scenario-Based Recommendations

  • Scenario: You are a busy professional who needs a phone that will reliably get through the day with heavy use, and you often take pictures at family events.
    • Recommendation: Samsung Galaxy S21 FE 5G is a good bet with the larger battery, and a dedicated telephoto camera, all within a reliable, traditional form factor.
  • Scenario: You prioritize having the latest and greatest technology, and you spend time gaming or watching videos on your phone, and you do not mind charging your phone more frequently.
    • Recommendation: Samsung Galaxy Z Flip5, due to its faster processor and brighter display.
  • Scenario: You want an affordable and simple phone, with all the necessary functionality that can also take great selfies.
    • Recommendation: Samsung Galaxy S21 FE 5G due to the high resolution front-facing camera and low price tag.

My Choice and Why

If it were my money on the line, I'd choose the Samsung Galaxy Z Flip5. Here's why:

While I appreciate the S21 FE's traditional approach and bigger battery, the performance difference is really significant for me. The Snapdragon 8 Gen 2 in the Z Flip5 is a leap forward. I also value the innovation of the foldable design, and I think it offers a more unique experience. As someone who uses my phone for a lot of mobile gaming, and media consumption, the increased brightness and improved performance outweigh the smaller battery for me personally. I'm also not one to shy away from new experiences, so I’m drawn to the innovative technology behind it.

The Z Flip5 represents a clear step forward in technology and usability. It’s the kind of device that makes me excited about the possibilities of modern mobile engineering.

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.