The Samsung Galaxy A42 5G is a mid-range smartphone that supports 5G connectivity and offers a range of features for users seeking a balance between performance, design, and value. When paired with a carrier like Xfinity Mobile, the A42 5G should work well on their network, which uses Verizon's coverage and supports both 4G LTE and 5G.

Here’s a complete list of the specifications for the Samsung Galaxy A42 5G:

Samsung Galaxy A42 5G - Complete Specifications

Build & Design:

• Dimensions: 164.4 x 75.9 x 8.6 mm (6.47 x 2.98 x 0.34 in)
• Weight: 193 grams (6.8 oz)
• Build: Plastic back and frame with a glossy finish
• Display Protection: Corning Gorilla Glass 5

Display:

• Type: Super AMOLED, capacitive touchscreen, 16M colors
• Size: 6.6 inches
• Resolution: 1080 x 2400 pixels, 20:9 ratio (~399 ppi density)
• Refresh Rate: 60Hz
• HDR10 support: Yes

Performance:

• Chipset (Global/US variant):
  • Qualcomm Snapdragon 750G (8nm) – US version
  • Exynos 850 (8nm) – Global version
• CPU:
  • Octa-core (2x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver) – Snapdragon 750G
  • Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55) – Exynos 850
• GPU:
  • Adreno 619 (Snapdragon variant)
  • Mali-G52 (Exynos variant)

Storage & RAM:

• Internal Storage:
  • 64GB / 128GB (expandable via microSD)
• RAM:
  • 4GB / 6GB / 8GB (depending on region and configuration)
• Expandable Storage: microSDXC (up to 1TB)

Camera System:

• Rear Cameras:

  • Main (Wide): 48 MP, f/1.8, PDAF (Phase Detection Autofocus)
  • Ultra-wide: 8 MP, f/2.2, 123˚
  • Depth: 5 MP, f/2.4 (for portrait shots)
  • Macro: 5 MP, f/2.4
  • Features: LED flash, HDR, panorama, 4K video recording at 30fps, 1080p at 30/60fps

• Front Camera:

  • Selfie (Wide): 20 MP, f/2.2
  • Features: HDR, 1080p video recording at 30fps

Battery:

• Battery Capacity: 5000 mAh, non-removable
• Charging:
  • 15W fast charging (USB Type-C)
  • No wireless charging support

Operating System:

• OS: Android 10 (upgradable to newer versions, as the A42 5G is eligible for updates)
• UI: Samsung One UI 2.5 (upgradable to later One UI versions)

Connectivity:

• Network Support:
  • 5G (Sub6) – Supports both sub-6 GHz 5G and 4G LTE networks
  • Xfinity Mobile uses Verizon's network, so this phone supports their 5G and 4G LTE bands.
  • 5G Bands Supported:
    • 5G NR: n5, n66, n77, n78 (varies by region/carrier)
  • 4G LTE Bands: B1, B2, B3, B4, B5, B7, B12, B13, B20, B28, B38, B40, B41
  • Wi-Fi: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
  • Bluetooth: 5.0, A2DP, LE
  • NFC: Yes (for contactless payments)
  • USB: USB Type-C 2.0, USB On-The-Go
  • GPS: Yes, with A-GPS, GLONASS, BDS, GALILEO

Additional Features:

• Fingerprint Scanner: In-display (optical)
• Face Unlock: Yes
• Audio:
  • Stereo speakers (no 3.5mm headphone jack)
  • Dolby Atmos support (via speakers or wired/wireless headphones)
• Sensors:
  • Fingerprint (under-display)
  • Accelerometer
  • Gyroscope
  • Proximity sensor
  • Compass

Xfinity Mobile Network Compatibility:

• Xfinity Mobile operates using Verizon's network, so the Samsung Galaxy A42 5G will support both 4G LTE and 5G on their network (depending on coverage and your plan).
  • 5G Support: The A42 5G is compatible with sub-6 GHz 5G, so it will be able to take advantage of the 5G networks available with Verizon and Xfinity Mobile where 5G is available.
  • 4G LTE: Fully compatible with Xfinity Mobile's 4G LTE network for strong coverage in areas without 5G.

Software & Updates:

• One UI: Samsung's custom interface based on Android, known for its ease of use, customization options, and a rich feature set like Samsung DeX, Samsung Knox, etc.
• Software Updates: The Galaxy A42 5G is expected to receive at least two years of OS updates (major Android versions) and three years of security updates.