Sony Xperia Z4 Compact vs Xperia XZ3: A Clash of Compact Titans

Sony has a history of producing excellent compact smartphones, and the Z4 Compact and XZ3 represent different eras of that legacy. The Z4 Compact offered flagship power in a small package, while the XZ3 brought a more modern design and features. Let's dive into a head-to-head comparison to see which phone comes out on top.
Phones Images

🏆 Quick Verdict

The Xperia XZ3 is the clear winner. While the Z4 Compact boasts a powerful Snapdragon 810, the XZ3's Snapdragon 845, improved display, wireless charging, and overall modern features make it a more compelling choice despite the Z4 Compact's smaller size.

PHONES
Phone Names Sony Xperia Z4 Compact Sony Xperia XZ3
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700 / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - H8416, H9436, H9493
4G bands1, 2, 3, 4, 5, 7, 8, 13, 17, 201, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 26, 28, 29, 32, 38, 39, 40, 41, 46, 66 - H8416, H9436, H9493
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 MbpsHSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/200 Mbps
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 2, 3, 4, 5, 7, 8, 17, 20-
Launch
AnnouncedExp. announcement 2015, Q32018, August 30. Released 2018, October 05
StatusCancelledDiscontinued
Body
Build-Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Dimensions-158 x 73 x 9.9 mm (6.22 x 2.87 x 0.39 in)
SIMNano-SIM· Nano-SIM· Nano-SIM + Nano-SIM
Weight-193 g (6.81 oz)
 IP68 dust/water resistant (up to 1.5m for 30 min)IP65/IP68 dust/water resistant (up to 1.5m for 30 mins)
Display
ProtectionShatter proof glassCorning Gorilla Glass 5
Resolution1080 x 1920 pixels, 16:9 ratio (~469 ppi density)1440 x 2880 pixels, 18:9 ratio (~537 ppi density)
Size4.7 inches, 60.9 cm26.0 inches, 92.9 cm2 (~80.5% screen-to-body ratio)
TypeIPS LCDP-OLED, HDR BT.2020
 Triluminos display X-Reality EngineTriluminos display X-Reality Engine
Platform
CPUOcta-core (4x1.5 GHz Cortex-A53 & 4x2.0 GHz Cortex-A57)Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
ChipsetQualcomm MSM8994 Snapdragon 810 (20 nm)Qualcomm SDM845 Snapdragon 845 (10 nm)
GPUAdreno 430Adreno 630
OSAndroid 5.0 (Lollipop)Android 9.0 (Pie), upgradable to Android 10
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (uses shared SIM slot) - dual SIM model only
Internal16GB 3GB RAM, 32GB 3GB RAM64GB 4GB RAM, 64GB 6GB RAM
 eMMC 5.0UFS 2.1
Main Camera
FeaturesLED flash, HDR, panoramaLaser AF, color spectrum sensor, LED flash, panorama, HDR
Single20.7 MP, 1/2.3", AF19 MP, f/2.0, 25mm (wide), 1/2.3", 1.22µm, predictive PDAF
Video4K@30fps, 1080p@60fps, 720p@120fps, HDR4K@30fps, 1080p@60fps, 1080p@30fps (5-axis gyro-EIS), 1080p@960fps, HDR
Selfie camera
Features-HDR
Single5 MP13 MP, f/1.9, 23mm (wide), 1/3.1", 1.12µm
Video1080p@30fps1080p@30fps (5-axis gyro-EIS)
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 -24-bit/192kHz audio Dynamic vibration system
Comms
Bluetooth4.0, A2DP, aptX5.0, A2DP, aptX HD, LE
NFCYesYes
PositioningGPS, GLONASS, BDSGPS, GLONASS, BDS, GALILEO
RadioFM radio, RDSNo
USBmicroUSB 2.0 (MHL TV-out), OTGUSB Type-C 3.1, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Features
SensorsAccelerometer, gyro, proximity, compass, barometerFingerprint (rear-mounted), accelerometer, gyro, proximity, barometer, compass
 ANT+-
Battery
Charging18W wired, QC218W wired, PD2.0 Wireless (Qi)
TypeLi-Ion 3000 mAh, non-removableLi-Ion 3300 mAh, non-removable
Misc
ColorsBlack, WhiteBlack, Silver White, Forest Green, Bordeaux Red
Models-H9436, H8416, H9493
Price-About 510 EUR
Tests
Audio quality- Noise -91.2dB / Crosstalk -88.7dB
Battery life-Endurance rating 90h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal), 4.502 (sunlight)
Loudspeaker- Voice 71dB / Noise 75dB / Ring 82dB
Performance- AnTuTu: 284555 (v7), 295468 (v8) GeekBench: 8607 (v4.4), 2137 (v5.1) GFXBench: 19fps (ES 3.1 onscreen)
OUR TESTS
Audio quality-Noise -91.2dB / Crosstalk -88.7dB
Battery (old)-Endurance rating 90h
Camera-Photo / Video
Display-Contrast ratio: Infinite (nominal), 4.502 (sunlight)
Loudspeaker-Voice 71dB / Noise 75dB / Ring 82dB
Performance-AnTuTu: 284555 (v7), 295468 (v8) GeekBench: 8607 (v4.4), 2137 (v5.1) GFXBench: 19fps (ES 3.1 onscreen)

Sony Xperia Z4 Compact

  • Extremely compact size
  • Decent performance for its time
  • Water and dust resistant

  • Outdated chipset
  • LCD display
  • No wireless charging
  • Limited availability

Sony Xperia XZ3

  • Modern design
  • Excellent OLED display
  • Powerful Snapdragon 845
  • Wireless charging
  • Good camera

  • Can be difficult to find new
  • Relatively large for a 'compact' phone

Display Comparison

The Xperia XZ3 features a larger 6-inch OLED display with a 18:9 aspect ratio, offering a more immersive viewing experience compared to the Z4 Compact's 4.6-inch LCD. While both offer excellent contrast, the XZ3's OLED technology provides richer colors and deeper blacks. The XZ3 also has a higher resolution, resulting in sharper visuals.

Camera Comparison

The XZ3's camera system is a notable upgrade. While both phones offer capable cameras, the XZ3 benefits from improved image processing, better low-light performance, and features like 4K HDR video recording. The XZ3 also has a wider aperture lens, allowing for more light to enter the sensor.

Performance

The XZ3's Snapdragon 845 is significantly faster and more efficient than the Z4 Compact's Snapdragon 810. The 845's 10nm process allows for better power efficiency and reduced heat generation. Expect smoother multitasking, faster app loading times, and improved gaming performance on the XZ3.

Battery Life

Both phones are reported to have endurance ratings of 90 hours, however, the XZ3's more efficient chipset and larger battery capacity likely contribute to slightly better real-world battery life. The XZ3 also supports wireless charging, a feature absent in the Z4 Compact.

Buying Guide

Who should buy the Sony Xperia Z4 Compact? Users prioritizing a truly pocketable phone with decent performance and a lower price point (if found used) might consider it. Who should buy the Sony Xperia XZ3? Those seeking a modern, feature-rich compact phone with a great display, capable camera, and wireless charging will find the XZ3 a better fit.

Frequently Asked Questions

❓ Is the Z4 Compact still worth buying?
Only if you absolutely need the smallest possible phone and can find it at a very low price. Otherwise, the XZ3 offers a much better overall experience.
❓ Which phone has better water resistance?
Both phones have IP65/IP68 ratings, offering excellent water and dust resistance.