Samsung Galaxy Note 8 review. Huge, beautiful display. Genuinely useful stylus. Excellent camera.

Solid battery life. Prodigious price. Fingerprint scanner is awkwardly-placed. Bixby button is annoying.

Samsung Galaxy M31. Convenient mobile security. Fingerprint sensor. Simplify mobile access with security you can trust.

Galaxy M31 features a rear fingerprint scanner that enables you to log on to supported apps and unlock your device with ease. Face recognition. Now you can unlock your phone instantly by simply holding it to your face. Face Recognition technology grants mobile access for you alone, ensuring your personal data doesn't fall into the wrong hands.

Privacy has never been more important, which is why, as well as a fingerprint scanner, Samsung has included an iris scanner on the Samsung Galaxy S8. It detects the unique makeup of your eyes for next-level security.

Improved security.

The top-end model in the series, the Galaxy A7 (2017) has a bigger 5.7-inch FHD (1080p) Super AMOLED display. Like the Galaxy A7, it comes with a 1.9GHz octa-core processor, 3GB RAM, 32GB onboard storage and microSD support.

The smartphone gets a 16MP camera with f/1.9 aperture on the front and back. Compared to the Galaxy A5 (2017), the Galaxy A7 (2017) has a larger 3,600mAh battery with fast charging. The smartphone runs Android 6.0 Marshmallow, and has a fingerprint scanner.