What’s actually slowing this PC down?

Pick the symptom - the matching free tool is one click away.

Special offer. See more information about Outbyte and uninstall instructions. Please review EULA and Privacy policy.

iTechGuides is reader-supported. When you buy through links on our site, we may earn an affiliate commission. As an Amazon Associate I earn from qualifying purchases. Learn more

Yes, streaming video through a hotspot uses data. Subtitles are not identified as a meaningful separate source of data use in the platform guidance reviewed, and no subtitle-specific amount is published there. The video stream’s quality is the more important factor; any subtitle effect is likely small by comparison, but that is a practical inference, not a measured captions-on versus captions-off result.

What affects hotspot data use most?

The video stream consumes data whether captions are on or off. Netflix’s published estimates show how much playback quality can change the total; these are Netflix figures, not universal rates for other services:

Netflix playback quality Netflix’s estimated data use
Low Up to 0.3 GB per hour
Medium Up to 0.7 GB per hour
High, SD Up to 1 GB per hour
High, HD Up to 3 GB per hour
High, UHD Up to 7 GB per hour

Netflix also describes mobile settings as approximately four hours per GB with Automatic and six hours per GB with Save Data. Maximum Data can use 1 GB per 20 minutes or more, depending on the device and network speed. Actual use varies, so treat these as service estimates rather than a guarantee for your hotspot session. See Netflix’s data-use guidance.

Special offer. See more information about Outbyte and uninstall instructions. Please review EULA and Privacy policy.

Will Netflix’s phone data setting limit a tethered stream?

Not necessarily. Netflix says its mobile data-use setting applies to viewing on the mobile device over a cellular network; it does not affect viewing when tethered. If your phone is the hotspot and a TV, tablet, laptop, or streaming device is playing Netflix, do not assume the phone app’s mobile setting will limit that connected device. Netflix explained this scope in a 2016 article about data controls.

#1 Best Overall
SIMO Solis PRO, 5G WiFi Hotspot with 1GB/Monthly + 30GB Global Data
  • 2-in-1 Solution: The SIMO Pro features a next gen 5G hotspot device (Wi-Fi 6E) along with a 8000mAH power bank built-in
  • Optimized to Share WiFi: Confidently connect up to 20 devices simultaneously.
  • SignalScan AI: Easily find the strongest signal across multiple mobile carriers – No SIM and No Locked-In Contracts Needed.
  • Global Coverage: SIMO delivers WiFi in 140 countries with 300+ carriers worldwide, offering a reliable signal with high-speed data wherever you go.
  • Two Data Packs Included: Each SIMO device comes bundled with 1GB of Free Data every month, forever (12GB Yearly) along with a one-time 30GB pack of Global Data

Instead, check the playback-quality or data-use controls in the app on the receiving device, if available, and check your carrier’s hotspot allowance. App labels and settings can differ by service and device.

How can you reduce data use?

  • Lower playback quality: Choose a lower-quality setting in the streaming app or on the receiving device when one is available. Lower data use can mean lower picture quality; Netflix warns that restricting data may affect video quality.
  • Check the service’s own controls: Disney+ says its lower data-use setting delivers slightly lower video and audio quality. Its Help Center gives approximately 2.5 GB per hour at up to 1080p Full HD for the mobile “Stream over Wi-Fi only” setting. That is a Disney+- and setting-specific example, not a general rate for hotspot streaming. See Disney+ data-use guidance.
  • Confirm which connection a setting covers: A phone’s cellular-data option may not govern playback on a device connected through its hotspot. Look for controls on the device doing the playback.

Do Mbps recommendations tell you how much data a stream uses?

No. Mbps measures connection speed, while GB per hour describes data volume over time. Netflix recommends at least 3 Mbps for HD 720p, 5 Mbps for FHD 1080p, and 15 Mbps for UHD 4K. Those are recommended connection speeds for quality tiers, not estimates of total data consumed. See Netflix’s recommended internet speeds.

Quick Recap

Bestseller No. 1
SIMO Solis PRO, 5G WiFi Hotspot with 1GB/Monthly + 30GB Global Data
SIMO Solis PRO, 5G WiFi Hotspot with 1GB/Monthly + 30GB Global Data
Optimized to Share WiFi: Confidently connect up to 20 devices simultaneously.
$349.99
Bestseller No. 3
SIMO Solis Hero, 4G Mobile Hotspot, 1GB/Monthly + 30GB Global Data
SIMO Solis Hero, 4G Mobile Hotspot, 1GB/Monthly + 30GB Global Data
Optimized to Share WiFi: Confidently connect up to 10 devices simultaneously.; Global Coverage: SIMO delivers WiFi in 140 countries with 300+ carriers worldwide.
$179.99
Best Value
4G LTE Mobile Hotspot with Included Sim Card, Portable WiFi for Travel, 600Mbps Download Speed, Dual Bands (2.4G/5G) WiFi Hotspot, Supports 16 Connected Devices, Type-C Portable Hotspot for Car & Home
  • ⚡ High-Speed 4G LTE Connectivity Experience seamless streaming and gaming with this 4G LTE Mobile Hotspot. Supporting a theoretical 600Mbps download speed, this device ensures stable internet access for your daily needs. It is compatible with major carriers like T mobile, AT&T, Verizon, providing a reliable connection wherever you go.
  • 📶 Dual Band WiFi & 16 Device Sharing Unlike standard single-band routers, this hot spot wifi supports Dual Bands (2.4GHz & 5GHz AC), significantly reducing interference and improving speed. You can share the network with up to 16 connected devices simultaneously, making it perfect for offices, RVs, or family trips.
  • 🔋 Long-Lasting 3000mAh Battery Designed for all-day usage, this portable wifi hotspot is equipped with a 3000mAh removable battery. Whether you are working remotely or traveling outdoors, the power-efficient Qualcomm MDM9207 chipset helps optimize battery life, keeping you online longer without frequent recharging via the USB Type-C port.
  • ✈️ Ultimate Portable WiFi for Travel Compact and lightweight (only 136g), this portable wifi hotspot for travel fits easily in your pocket or bag. It features a 1.44" TFT display to monitor signal and battery status clearly. It is the ideal internet solution for business trips, camping, road trips, and vacations where public WiFi is insecure.
  • 🛡️ Secure & Easy-to-Use WiFi Hotspot Say goodbye to insecure public networks. This portable hotspot creates a private network environment to protect your data privacy. With a user-friendly interface and plug-and-play functionality, setting up your personal wifi hotspot is effortless—simply insert the SIM card (Included Sim Card) and power on to connect.
Rank #4
RoamWiFi Mobile Hotspot Pocket WiFi, Portable WiFi No SIM Card Needed, MiFi
  • 【Global Seamless Roaming with a Variety of Data Plans】RoamWiFi offers seamless, high-speed connectivity in 170+ countries. Enjoy stable networks worldwide without SIM changes or international roaming fees. We provide diverse data plans for short-term travel to long-term stays. RoamWiFi lets you browse social media, make video calls, and work online worry-free.
  • 【Multi-Device Sharing and Intelligent Network Optimization】RoamWiFi supports simultaneous connections for up to 10 devices, including smartphones, tablets, laptops, gaming consoles, etc., providing convenient internet access for your family and friends during travels. Furthermore, equipped with advanced intelligent network selection technology, RoamWiFi automatically detects and connects to the optimal network signal from various carriers to ensure the best online experience wherever you go.
  • 【Ultimate Portability and Long Battery Life】 Designed to be compact and lightweight, RoamWiFi is easy to carry, fitting comfortably in your pocket or backpack. Its powerful battery life also means you don't need to charge it frequently, ensuring a prolonged online experience. Whether you're traveling, at home, or gaming, RoamWiFi is your ideal companion.
  • 【Built-in Data Plan with 30 Days Validity】 RoamWiFi offers an exclusive built-in data plan that includes 1GB of local data valid across the United States (US), Canada (CA), and Mexico (MEX)
  • 【No Contract or SIM Card Required, Easy to Use】RoamWiFi needs no contract or SIM card; just power on for automatic internet connection with no complex settings. Our 24/7 customer support ensures a hassle-free experience. Perfect for travel or daily use, RoamWiFi brings digital convenience to your life. For any issues, please contact our customer service first; we're dedicated to resolving them promptly.
Rank #3
SIMO Solis Hero, 4G Mobile Hotspot, 1GB/Monthly + 30GB Global Data
  • 2-in-1 Solution: The SIMO Hero features a powerful hotspot device along with an 5250mAH powerbank built-in. Note: For best results please use the charging cable included.
  • Optimized to Share WiFi: Confidently connect up to 10 devices simultaneously.
  • SignalScan AI: Easily find the strongest signal across multiple mobile carriers – No SIM and No Locked-In Contracts Needed.
  • Global Coverage: SIMO delivers WiFi in 140 countries with 300+ carriers worldwide.
  • Two Data Packs Included: Each SIMO device comes bundled with 1GB of Free Data every month, forever (12GB Yearly) along with a one-time 30GB pack of Global Data (30GBs expires in 30 days)
Rank #2
Roam 6 AX1500 Portable Wi-Fi 6 Travel Router Dual-Band USB C 3.0
  • 𝐑𝐨𝐚𝐦 𝟔 𝐀𝐗𝟏𝟓𝟎𝟎 𝐝𝐮𝐚𝐥-𝐛𝐚𝐧𝐝 𝐬𝐩𝐞𝐞𝐝𝐬 - Wi-Fi 6 Speeds up to 1,201 Mbps (5 GHz) and 300 Mbps (2.4 GHz) for up to 60 devices simultaneously. Actual Wi-Fi speeds vary based on source bandwidth, environment, distance to devices, and obstacles. ◇§
  • 𝐏𝐨𝐫𝐭𝐚𝐛𝐥𝐞 𝐚𝐧𝐝 𝐝𝐮𝐫𝐚𝐛𝐥𝐞 𝐝𝐞𝐬𝐢𝐠𝐧 - Roam 6 AX1500 is a pocket-sized travel router compactly designed for trips and adventures, featuring a 1 Gbps WAN/LAN port and a 1 Gbps LAN port for reliable wired connectivity.
  • 𝗦𝗲𝗰𝘂𝗿𝗲 𝗪𝗶-𝗙𝗶 𝗼𝗻-𝘁𝗵𝗲-𝗴𝗼 - Connects to public Wi-Fi and creates a private, secure network for all your devices. Supports multiple devices at once, ideal for hotels, Airbnbs, airports, and even home use. VPN connectivity enables secure remote work.
  • 𝐌𝐮𝐥𝐭𝐢𝐩𝐥𝐞 𝐰𝐚𝐲𝐬 𝐭𝐨 𝐜𝐨𝐧𝐧𝐞𝐜𝐭 - (1) Router Mode: Connects to public Wi-Fi, ISP, or phone (USB tethering). (2) AP/RE/Client Mode: Adds WiFi to wired setups, extends WiFi, or connects wired devices wirelessly.
  • 𝐎𝐮𝐫 𝐜𝐲𝐛𝐞𝐫𝐬𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐜𝐨𝐦𝐦𝐢𝐭𝐦𝐞𝐧𝐭 - TP-Link is a signatory of the U.S. Cybersecurity and Infrastructure Security Agency’s (CISA) Secure-by-Design pledge. Advanced security is integrated into the device’s design, development, and ongoing maintenance.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

Special offer. See more information about Outbyte and uninstall instructions. Please review EULA and Privacy policy.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Support on Ko-Fi