You don't need Internet per se, but for some features, like remote play, you'll need both devices on the same wifi network..
Regarding this, can you use PS Vita remote play without WiFi?
Connect Directly with PS Vita. You can set whether to connect directly from a PS Vita system to the PS4™ system when using Remote Play. To connect using Remote Play without using an access point, set a checkmark in [PS Vita Connection Settings] > [Connect Directly with PS Vita].
Subsequently, question is, can you use PS Vita remote play anywhere? Playing remotely Use the same Sony Entertainment Network account on your PS Vita system and your PS3™ system. Select (Network) > (Remote Play) to put the PS3™ system into remote play connection mode.
In this regard, can remote play work without WiFi?
PS4 Remote Play can be used locally without Wi-Fi connection, confirms Sony. We also recommend that PS4 be connected to the local area network via an Ethernet cable, that a router suitable for gaming be used and that the PS Vita system be within close proximity of the WiFi access point."
Can I use remote play away from home?
Remote Play away from home. Make sure you have "enable turning on ps4 from network" checkmarked in the remote play portion of your PS4 settings(this allows you to be able to turn your PS4 on while it is on standby with the Vita).
Related Question Answers
Can you use remote play on different networks?
For the best experience, yes, in order to use PS4 remote play you have to connect both the PS4 and the computer to the same network otherwise they won't be able to recognize each other properly. But before that you need to enable remote play from your PS4.How much data does PS Vita remote play use?
If you're playing over the internet, then Remote Play will not only use your data, it will use lots of it, on both ends - your PS4 will be uploading lots of data, and your PC will be downloading lots of it. At ~5 megabits per second, you can expect a 30-minute session to use approximately 9 gigabits (1.125 gigabytes).Can you connect PS Vita to TV?
The TV connected to the PS Vita TV system can automatically turn on when you transfer video to the PS Vita TV. The TV must be compatible with Control for HDMI*. On the PS Vita TV system, select (Settings) > [Start] > [System] and select the [Enable HDMI Device Link] checkbox to set a checkmark.Can a PS Vita be used as a ps4 controller?
As you know, you can use Remote Play to beam the game that's playing on the PS4 to a PlayStation Vita. One problem with that is that it has to be the same PSN account on the Vita as the PS4. The Vita can be used as one controller, while the actual controller functions as player two.How do I use mobile remote play on ps4?
To use PS4 Remote Play, the PS4™ console and the Xperia™ device must be connected to the same Wi-Fi® network. It is not recommended to use outdoor or open Wi-Fi® connections. You can't use a mobile data connection.Can you use remote play on 4g?
There is a way to use remote play on sony phones over 4G, but it requires a second phone. You need to create a hotspot with your second phone, then connect to the wifi created by the first phone. All of this to get around a limitation that shouldn't exist in the first place.Does ps4 remote play work well?
Currently, there are three acceptable ways to remote play to your PS4. Using a PS Vita is great for it's dual analog sticks and touch screen input but it's not so great for remote play as it's WiFi antenna performs outstandingly horrible. By far, the best platform to use remote play with is your PC.Can you use ps4 remote play away from home iOS?
You can now use the PS4's Remote Play functionality on iOS devices, thanks to version 6.50 of the console's firmware, allowing you to remotely play your PS4 games from an iPhone or iPad (via Engadget). To access it, you'll need to download the Remote Play app for your iOS device, and then pair it with your console.Can you remote play on different WiFi?
Remote Play may or may not work over a wide area network. For Remote Play to function over a wide area network, a robust and stable WiFi connection and broadband Internet connection is required, and the local area network where PS4 is connected must be configured to permit the PS Vita system to access PS4.Can I use remote play in rest mode?
Playing remotely If you enable remote start on the PS4™ system, you can use remote play to wake the PS4™ system from rest mode. In some network environments, the remote play connection might become unstable.Can I turn on my ps4 from my phone?
To use your phone to turn on and off PS4 console you will have to enable certain settings from PS4. Go to Settings > Power Save Settings > Set Features Available in Rest Mode. Add a tick to Stay Connected to the Internet & Enable Turning on PS4 from Network.Can you play ps4 games on the PS Vita?
PlayStation Vita Remote Play allows PS4 users to play console games through their PS Vita. Once synced, users can control PS4 games with their Vita, playing using the small screen. Controller options will reset upon the switch back and forth, so diving into the Options screen of the game you're playing may be required.Can I play my PS Vita games on my ps4?
The PS Link app offers a second-screen experience. You can use it to play a range of PS4 games on your PS Vita screen, but you can also use it to display information from a PS4 game onto your PS Vita, thus turning your PS Vita into a second screen. This only works if the PS4 game supports second screen features.How do I transfer games from PC to PS Vita?
Select (PC), and then select (USB cable) or (Wi-Fi). To connect using Wi-Fi, you must select the [Connect to PS Vita System or PS TV System Using Network] checkbox under [Network Connection Settings] in the Content Manager Assistant to set a checkmark, and register your system with the computer.Can you remote play ps4 on Android?
With PS4 Remote Play you can: Play PS4 games on any Android smartphone or tablet running Android 5.0 or higher. Enjoy seamless gameplay on any iPhone or iPad running iOS 12.1 or higher. Connect your controller to any compatible PC or Mac to keep your adventures alive.How does remote play together work?
Using Remote Play Together, you'll stream video, audio, and voice between players while using your own controllers. You can even share the keyboard and mouse. And while you're playing, all your voice chat and game volume options are available in one place. You can share — or limit access to — the keyboard and mouse.What is remote play Steam?
Steam Remote Play. Steam Remote Play allows games to be launched on one computer, while being played from other devices connected to Steam. With Remote Play Together, you can invite your Steam Friends to join your local co-op sessions remotely, without having to own or launch the game themselves. 
