Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up

Despite hosting the Consumer Electronics Show in Las Vegas, the second week of 2018 didn't bring a lot of phone-related action. The biggest story from CES was Synaptics' under-the-screen fingerprint scanner which vivo showcased on a prototype phone, whichwe handled. It's a solid start, but it's not yet fast enough to compare with current scanners on current phones.

Our most read article this past week concerned theGalaxy S9 andS9+ storage and RAM configurations. The S9 will have 4GB of RAM and either 64GB or 128GB of storage while the S9+ will use 6GB of RAM and adds a 256GB model to the 64GB and 128GB ones. Both will unveiled at the Mobile World Congress in March.

The rest of the stories this week are Sony's announcement the Xperia XA2, XA2 Ultra with rear-mounted fingerprint scanners that will work in the US, the Samsung Galaxy A8 (2018) goes on sale in Europe and the Nokia 8's poor 68 score on DxO mark.

Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up
Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up

Rumor reveals Samsung Galaxy S9/S9+ memory configurations

The Galaxy S9 will be available in 4GB RAM and 64GB/128GB storage options, while the Galaxy S9+ will come in 6GB RAM and 64GB, 128GB, and 256GB variants.

Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up
Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up

Vivo unveils first in-display fingerprint smartphone at CES 2018

The company says the device is ready for mass production.

Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up
Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up

Sony Xperia XA2 and XA2 Ultra go official with Snapdragon 630 chips, large batteries

The Xperia L2 brings a 3,300mAh cell and key spec upgrades to Sony's most affordable line. All three models with rear mounted fingerprint sensors.

Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up
Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up

Samsung confirms MWC unveiling for Galaxy S9

The company's mobile business president DJ Koh made the revelation at the ongoing CES.

Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up
Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up

Hands-on with vivo's in-display fingerprint scanner

In conjunction with Synaptics, vivo brings a smartphone with a fingerprint sensor embedded under the display.

Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up
Week 2 in review: Sony unveils three phones, Galaxy S9 rumors heat up

Nokia 8 gets a poor DxOMark score

The company's current flagship smartphone can't hold a candle to top scorers such as the Google Pixel 2, Apple iPhone X, and Huawei Mate 10 Pro.