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23.8-Inch vs 21.5-Inch Self-Service Kiosks: HiStone HS330U vs Flytech, Elo, Posiflex and Partner Tech

10 Oct 2026

Most mid-size kiosks use 21.5 or 22-inch screens. The HiStone HS330U sits slightly above, with a 23.8-inch Full HD display, giving a larger menu area without the height and weight of a 27-inch unit. Here is how this 24 inch self-service kiosk compares with popular 21.5 and 22-inch alternatives.

HiStone HS330U 23.8 inch self-service kiosk

Specification comparison

HiStone HS330UFlytech K879 / K889Elo 22″ I-Series 2 + Wallaby standPosiflex EK seriesPartner Tech Paula II SCO
Screen23.8″ Full HD21.5″21.5″ Full HD PCAP21.5″21.5″ Full HD or 15.6″
Processor11th-gen Intel Core i3 (i5 option)Not published on product pageCeleron J4125 / G4900T, Core i3-9100TE, i5-9500TEModel dependent12th-gen Core i3, i5, i7
Memory / storage4 to 16GB; SSD or M.2 up to 512GB—4 to 32GB; 128 to 256GB SSD——
OSWindows 11 LTSC / Pro—Windows 10 IoT, ChromeOS Flex optionModel dependentWindows 11 IoT, Ubuntu
Printer58/80mm thermalPeripheral optionsAdded separatelyModel dependentBuilt-in RP-700
ScannerIntegrated 1D/2DPeripheral optionsAdded separatelyModel dependentBuilt-in 2D (TS1000)
Card / IDMSR, RFID optionsPeripheral optionsEMV cradle kitsModel dependentEMV bracket
Security scale60kg option———Optional
MountingWall or floor standCounter, wall, pedestalCountertop, floor, wall (stand dependent)FloorCountertop
23.8 and 21.5 inch kiosk comparison, October 2026

Why choose the HiStone HS330U?

  • Bigger screen, same footprint class: 23.8 inches gives more menu space than 21.5-inch rivals.
  • Modern Intel Core: 11th-gen Core i3 as standard, Core i5 optional.
  • Integrated scanner and printer: fewer separate parts to buy and fit.
  • Dual role: configure as a self-ordering kiosk or, with security scale, a self-checkout.
  • Proven at scale: 350+ units deployed by Blyzenko across Ukraine; see the case study.
  • Rich I/O: 6 USB ports, 4 serial ports and Gigabit LAN.

Where rivals stand out

Elo’s modular approach lets integrators mix screens and stands and comes with a 3-year standard warranty. Partner Tech’s Paula II offers 12th-gen processors up to Core i7 and a built-in printer and scanner. Flytech’s K889 offers a distinctive light bar design.

HiStone HS330U kiosk side view

Frequently asked questions

Is 23.8 inches better than 21.5 inches for a kiosk?

A 23.8-inch screen offers over 20% more screen area than 21.5 inches, which helps with menus and imagery, while staying lighter and shorter than 27-inch kiosks.

Can the HS330U be used as a self-checkout?

Yes. With the integrated scanner and optional 60kg security scale it can be configured for self-checkout.

Specifications are taken from each manufacturer’s publicly available product pages and datasheets as of October 2026 and may vary by configuration and region. Always confirm current specifications with the manufacturer or your supplier. All trademarks are the property of their respective owners.

Compare HiStone kiosks for yourself

B-Spoke Systems is the UK and Ireland distributor for HiStone self-service kiosks, self-checkouts and EPOS hardware. Resellers, EPOS dealers and software houses can borrow demo units, test them with their own software and buy from UK stock in Leicester. Become a HiStone reseller, price a kiosk in our configurator, see the range at our Leicester showroom or talk to our trade team.