Product Guide · TPMS

TPMS Display Units Compared: Handheld, Dash-Mount, and App-Based Monitors

Grundig Motion · 2026 · Buyer’s Guide

Sensors get most of the attention in TPMS marketing, but for the person actually driving the vehicle, the display is what matters day to day. GRUNDIG offers TPMS systems across three display formats, and helping a customer pick the right one is often a bigger factor in satisfaction than the sensor spec sheet underneath it.

Dash-Mount Displays

A dedicated dash-mount unit sits permanently on or near the dashboard, showing live pressure and temperature for every monitored wheel position at a glance. This is the standard choice for commercial trucks, RVs, and fleet vehicles, where a driver needs to see tire status continuously without picking up a phone or a separate handheld device.

The main advantage is glanceability — a dash-mount display is always visible, always on, and doesn’t depend on a paired phone being nearby or charged. The trade-off is a fixed installation: it needs a mounting location and a power connection, which makes it a slightly more involved install than a plug-and-play alternative.

Handheld / Portable Displays

A handheld monitor works like a small dedicated remote — compact, battery or USB powered, and easy to move between vehicles. This format suits rental fleets, dealers demonstrating a system to a customer, or owners who want to check pressure readings without a permanent in-cab installation.

Because it isn’t fixed to one vehicle, a handheld unit is also the practical choice for operators managing a trailer that gets swapped between different tow vehicles — the display travels with whichever combination is on the road that day, rather than being wired into a single cab.

App-Based / Bluetooth Displays

Some GRUNDIG systems pair directly with a smartphone app over Bluetooth, replacing a dedicated hardware display entirely. This format appeals most to owners of RVs, trailers, and personal vehicles who already keep a phone mounted for navigation and don’t want an additional screen cluttering the dash.

The consideration here is range and reliability: Bluetooth-based systems generally have a shorter effective range than the dedicated radio frequency used in dash-mount and handheld units, which is why app-based displays are more common on shorter, single-vehicle configurations than on long combinations needing a signal repeater to reach every wheel position.

Which Format Fits Which Customer

Customer Type	Recommended Display	Why
Long-haul fleet driver	Dash-mount	Always visible, no phone dependency, reliable at range
Rental or mixed-fleet operator	Handheld	Portable across vehicles, no permanent install needed
RV owner, single-vehicle trailer	App-based	No extra hardware, integrates with existing phone mount
24-wheel long-haul truck	Dash-mount + repeater	Reliable signal across the full length of the vehicle

Battery life also plays into this decision differently depending on format — our guide to TPMS sensor battery life covers how solar-assisted dash-mount receivers reduce one more charging task for fleets running vehicles that sit idle between trips.

A Note on Solar-Assisted Displays

Several GRUNDIG dash-mount units include solar-assisted charging, topping up the display’s internal battery from ambient light through the windshield. This is particularly useful for RVs and seasonal-use vehicles that may sit parked for extended stretches — the display stays charged without needing to be plugged in every time the vehicle comes out of storage.

Helping Customers Decide

For dealers, the simplest way to guide this conversation is to ask two questions: does the vehicle stay with the same driver and cab long-term, or does it move between combinations regularly? And does the customer already rely on a phone mount for navigation, or would they prefer a dedicated screen? Those two answers point toward dash-mount, handheld, or app-based almost every time, without needing to walk through every spec on the sheet.