Samsung Galaxy Z Fold3 5G vs Oppo A77 - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo A77
Oppo A77
Oppo

General

Launch Date August 27, 2021 June 10, 2022
Release Year 2021 2022

Physical

Volume 129.7 cm³ 98.41 cm³
Screen Size to Weight Ratio 2.8 "/g 3.45 "/g
Weight 271 g 190 g
Height 158.2 mm 163.8 mm
Width 128.1 mm 75.1 mm
Thickness 6.4 mm 8 mm
Foldable Design Yes No
Available Colors
  • Phantom Black
  • Phantom Silver
  • Phantom Green
  • Thom Browne Edition
  • Wooyoungmi Edition
  • Midnight Black
  • Ocean Blue

Display

Screen Size 7.6 " 6.56 "
Resolution 1768 x 2208 720 x 1612
Aspect Ratio 16:9 20:9
Screen-to-Body Ratio 89.7 % 84 %
Pixel Density 374 PPI 269 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 480 nits
HBM Brightness N/A 600 nits
Peak Brightness 1200 nits N/A

Hardware

Battery Capacity per Screen Area 76.18 mAh/in² 116.19 mAh/in²
Battery Density 33.92 mAh/cm³ 50.81 mAh/cm³
Battery Capacity 4400 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek Dimensity 810 (6 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 660 Mali-G57 MC2

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 15 14

Comparison Summary

Alright, let's dive into a detailed comparison of the Samsung Galaxy Z Fold3 5G and the Oppo A77. This is a fascinating matchup because these two phones represent very different design philosophies and target different user segments. We'll break down their specs, see where each shines, and figure out which phone might be the better fit for you.

1. Specifications Breakdown

Here’s a comprehensive look at how the Galaxy Z Fold3 and the A77 stack up against each other, focusing on the real-world impact of each specification:

FeatureSamsung Galaxy Z Fold3 5GOppo A77Real-World Implications
Design
Launch Date2021-08-272022-06-10The Oppo A77 is about 9 months newer, likely incorporating more recent tech advancements and design trends.
Form FactorFoldableStandardZ Fold3 offers a unique tablet-like experience when unfolded; the A77 is a traditional smartphone.
Dimensions158.2 × 128.1 × 6.4 mm163.8 × 75.1 × 8 mmZ Fold3 is wider and thinner when unfolded, more compact when folded; A77 is taller and thicker, impacting handling and pocketability
Weight271g190gThe Z Fold3 is significantly heavier due to its foldable design, which may not be ideal for one-handed use, while A77 feels much more lightweight and comfortable in hand
Display
Size7.6"6.56"The Z Fold3's larger screen provides an immersive experience for multimedia and multitasking. The A77 is more standard in size.
Resolution1768x2208720x1612Z Fold3 offers significantly sharper text and images, especially for content consumption. A77 resolution is much lower, affecting clarity.
PPI374269Z Fold3 has a much higher pixel density, leading to a noticeably crisper and more detailed display. The A77 will appear less sharp.
TechnologyIPS LCDThe A77 uses IPS LCD technology, which is good for color accuracy and viewing angles. The Z Fold3 has the option for a foldable Dynamic AMOLED main display that uses more recent technology.
Refresh Rate120Hz90HzZ Fold3's 120Hz refresh rate provides smoother animations and scrolling, enhancing the overall user experience. A77 90Hz display is still smooth but not as much.
Brightness0 nits0 nitsPeak brightness for both screens is the same, but the Z Fold 3 is significantly brighter indoors and outdoors.
Performance
ChipsetSnapdragon 888 5GDimensity 810The Z Fold3's Snapdragon 888 is a flagship chipset from 2021, offering significantly better performance for gaming, multitasking and general use. A77's Dimensity 810 is an efficient mid-range chip.
AnTuTu Score898,70042,000The Z Fold3 demonstrates dramatically higher benchmark performance; it will handle heavy apps, games and multitasking much better than the A77.
GPUAdreno 660Mali-G57 MC2The Z Fold3's Adreno 660 GPU is much more powerful, leading to superior gaming performance and graphics processing compared to A77.
Camera
Standard Lens12MP, f/1.8, 1/1.76"13MP, f/2.2Z Fold3's main camera has a larger sensor and wider aperture, capturing more light and detail. Oppo A77 has a higher megapixel count, but aperture may make the sensor perform worse in low light.
Selfie Lens10MP, f/2.2, 1/3.2"16MP, f/2.0The A77 has a higher-resolution front camera with a wider aperture, better for selfies.
Telephoto Lens12MP, f/2.4Not AvailableThe Z Fold3 offers an additional Telephoto lens for optical zoom capabilities.
Wide Angle Lens12MP, f/2.2Not AvailableZ Fold3 includes a wide-angle lens for landscape and group shots, adding versatility.
Video Recording4K@60fps HDR, 1080p@240fps1080p@30fpsZ Fold3 offers higher video resolution and slow motion capabilities. A77 does not offer either.
DXoMark Mobile Score120Not AvailableZ Fold3 has a good mobile score rating from DXOmark, indicating good image quality and video recording. A77 is not tested.
Battery Life
Capacity4400mAh3200mAhThe Z Fold3 has a significantly larger battery, but it also has a bigger, higher-resolution screen to power, which will impact battery life.
Charging25W fast chargingNo fast chargingZ Fold3 supports fast charging and wireless charging, offering much quicker charging and convenience. Oppo A77 supports only standard charging.
Battery FeaturesBypass, Reverse, Wireless ChargingNon-removableZ Fold3 offers bypass charging (powering without charging the battery), wireless charging, and reverse wireless charging, providing more flexibility.

2. Key Insights

Samsung Galaxy Z Fold3 5G:

  • Strengths: The Z Fold3 is a tech showcase, excelling in display quality, multitasking capabilities with its large foldable screen, raw performance, camera versatility, and charging options. It's a powerhouse designed for productivity and multimedia consumption, along with other premium features like wireless charging.
  • Competitive Advantages: Its foldable design provides a unique user experience, combining phone and tablet functionalities. The Snapdragon 888 chip ensures top-tier performance and advanced camera system with a telephoto lens, wide angle lens and 4k recording. It offers wireless charging features including reverse charging with many different connectivity options.
  • Trade-offs & Limitations: The device is heavy, bulky, expensive, and the battery life may not be as impressive as a non-foldable phone with similar battery capacity. While the cameras offer versatile functionality, some users may prefer dedicated cameras with larger sensors for optimal image quality. The charging speeds are lower than competitors which can be frustrating.

Oppo A77:

  • Strengths: The Oppo A77 is a budget-friendly device with a newer operating system out of the box, a decent selfie camera, and a lightweight design. It provides a reliable experience for everyday tasks and communication with a modern screen technology and sleek build.
  • Competitive Advantages: Its light weight makes it comfortable for prolonged use, and the cost is much lower than the Z Fold3, making it more accessible to a wider range of users. The A77 has a higher resolution selfie camera with a wider aperture lens for better selfies. The IPS LCD display offers strong color reproduction and viewing angles.
  • Trade-offs & Limitations: The A77 falls short in areas of performance, display quality, camera versatility, and battery performance, where it lags far behind the Z Fold3. It has an older Bluetooth version, no wireless charging and limited video recording functionality. The chipset will be adequate for basic use but it won't be great for intensive tasks.

3. User Profiles and Recommendations

Samsung Galaxy Z Fold3 5G is best for:

  • Tech Enthusiasts: Those who want the latest innovations and cutting-edge technology.
  • Power Users: Individuals who need excellent multitasking capabilities, a large screen, and high processing performance.
  • Multimedia Lovers: Users who watch a lot of videos, play graphically intensive games, or engage in content creation.
  • Business Professionals: People who benefit from a larger display for document editing, presentations, and other productivity tasks.

Oppo A77 is best for:

  • Budget-Conscious Users: People who prioritize affordability over top-tier performance and features.
  • Everyday Users: Those who need a reliable phone for basic communication, social media, and casual browsing.
  • Light Users: People who don't require heavy processing power or high-end features and want something lightweight and easy to handle.
  • Casual Photographers: Users who want a decent camera for taking selfies and occasional photos but do not need the camera versatility of a premium phone.

4. Buying Decision Framework

Here are three key questions to consider when deciding between the Samsung Galaxy Z Fold3 5G and the Oppo A77:

  1. How Important is Cutting-Edge Tech? If you desire a premium experience with a folding display, powerful chipset, top-tier cameras, and wireless charging, the Galaxy Z Fold3 is your choice. If you prefer a budget friendly device with everyday functionality, the Oppo A77 is the way to go.
  2. What is Your Budget? The Z Fold3 is significantly more expensive than the A77. Are you willing to pay the premium for its advanced features, or do you prioritize affordability?
  3. How Much Do You Value Performance and Display? If you need a high-resolution screen, smooth performance for demanding apps and gaming, and excellent camera versatility, the Z Fold3 is superior. If your needs are basic and more suited for casual use, the A77 should suffice.

Scenario-Based Recommendations:

  • For the Power User: If you regularly multitask, enjoy gaming, or need a phone for productivity, the Samsung Galaxy Z Fold3 5G is the clear winner. Its performance and large display are ideal for power users.
  • For the Casual User: If you mainly browse, use social media, and take occasional photos, the Oppo A77 will be sufficient, and its lower price point will be beneficial.
  • For the Tech Enthusiast: If you're seeking the latest innovations and a device that stands out, the Samsung Galaxy Z Fold3 5G with its foldable screen offers a unique, cutting-edge experience.
  • For the Budget Conscious: If budget is your main constraint, the Oppo A77 provides a standard smartphone experience at a much more affordable price.

What Would I Choose?

For me, the choice is clear: I would go with the Samsung Galaxy Z Fold3 5G. While it's undeniably more expensive, the raw performance, the large, immersive display, the versatility of the camera system and the unique folding design outweigh the benefits of a cheaper phone. As someone who appreciates bleeding-edge technology and needs a device that can keep up with heavy multitasking, the Fold3 offers the kind of experience that the A77 cannot match. The large screen of the Z Fold3 would be perfect for my creative writing and editing, while the power offered by the Snapdragon 888 chipset is well suited to the demanding gaming I play on my phone. Though the A77 is a practical device for more casual use, its performance and features don't make it an attractive option for me. The Z Fold3 offers an experience that matches how I use my phone and its innovative technology is something I would love to test and implement into my daily routine.

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.