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Comparisons · Specialty Robots3 robots · checked 2 Oct 2026

A situation

Restaurant server robots: matching the runner to your floor plan

A tray runner has to fit between your tables and carry what a shift needs. The question is how much floor each one asks for and how much it hauls.

Three white restaurant robots carry plates out of the kitchen down three aisles of different widths between rows of small tables.

This page checks

  1. Body widthHow wide the robot is, and its depth
  2. Narrowest aisleThe passage width each maker lists
  3. LoadTotal payload and the trays it sits on
  4. RuntimeHours on one charge, maker figure
Bear Robotics Servi

Bear Robotics

Servi

IIIConditionalPre-release; no assessment number yet
No US list price
Where to buy

Not in the product menu on Bear's home page; its Servi page is still live

LG Electronics acquires majority stake in Bear Robotics

Pudu BellaBot

Pudu Robotics

BellaBot

IIIConditionalPre-release; no assessment number yet
No US list price
Where to buy

Pro Launches with Upgraded Navigation Hardware and Revised Interactive Display

Keenon DinerBot T10

Keenon Robotics

DinerBot T10

IIAssisted90Pre-Order Ready
$17,900list
Where to buy

Navigation software update improves obstacle handling in busy venues

Full specifications13 figures on record · 11 differ
Figure
Servi
BellaBot
DinerBot T10
List price
ServiNot on record
BellaBotNot on record
DinerBot T10$17,900
Released
ServiSep 2020
BellaBotJan 2020
DinerBot T10Sep 2023
Navigation
ServiLiDAR SLAM with all-directional obstacle detection and real-time rerouting; multi-unit orchestration for fleets working the same dining room
BellaBotDual SLAM, laser and visual together: lidar unit plus three RGBD depth cameras for 3D omnidirectional obstacle avoidance
DinerBot T10VSLAM with four stereo vision sensors and an RGB camera; obstacle recognition through 360 degrees
Weight
Servi72 lb
BellaBot121.3 lb
DinerBot T10127.9 lb
Runtime
Servi720 min
BellaBot780 min
DinerBot T10540 min
Charge time
Servi240 min
BellaBot270 min
DinerBot T10330 min
Battery capacity
Servi190 Wh
BellaBot720 Wh
DinerBot T10539 Wh
Noise
Servi70 dB
BellaBot68 dB
DinerBot T10Not on record
Connectivity
ServiWi-Fi, Bluetooth
BellaBotWi-Fi, Bluetooth
DinerBot T10Wi-Fi
Size
Servi17.5 × 17 × 41.2 in
BellaBot22.2 × 21.1 × 50.8 in
DinerBot T1019.1 × 21.9 × 55.1 in
Payload
Servi66 lb
BellaBot88 lb (40 kg) total; 22 lb (10 kg) per tray across four trays
DinerBot T1088.2 lb
Max speed
Servi2.7 mph
BellaBot2.7 mph
DinerBot T102.2 mph
The same on all three
Battery type
ServiLi-ion
BellaBotLi-ion
DinerBot T10Li-ion

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After closing, with the chairs turned up on the tables, a white cat-faced tray robot with four empty trays stands in the corner by the dark kitchen door on a charge lead plugged into the wall.

Floor plan

What each runner asks of the room

BellaBot is the widest body at 22.24 in and lists a 27.56 in travel path. The T10 lists 23.23 in. No minimum aisle was found for Servi. Servi carries 66 lb; BellaBot and the T10 carry about 88 lb on four trays.

Bear RoboticsServi
Pudu RoboticsBellaBot
Keenon RoboticsDinerBot T10
1Body widthSide to side, with depth in the note
Servi

17.5in wide

Depth 16.9 in, height 41.2 in.

Bear Robotics Servi page
BellaBot

22.24in wide

Depth 21.14 in, height 50.79 in.

Pudu BellaBot page
DinerBot T10

19.13in wide

Depth 21.85 in, height 55.1 in (139.9 cm; the page also prints 54.69 in).

Keenon T10 page
2Narrowest aisleMinimum passage width the maker lists
Servi

Not found

Servi page, Bear FAQ and a distributor page give no minimum passage width.

Searched maker page, FAQ, distributor page
BellaBot

27.56in travel width

Maker lists 27.56 in (70 cm). Minimum turning width 25.59 in (65 cm), newest app version needed.

Pudu product guide
DinerBot T10

23.23in passage width

Maker page prints 23.23 in (59 cm).

Keenon T10 page
3LoadTotal payload, and what it sits on
Servi

66lb total

22 lb (10 kg) per tray. Two trays plus a bus tub.

Bear Robotics Servi page
BellaBot

88lb total

About 22 lb (10 kg) per tray across four trays.

Pudu BellaBot page
DinerBot T10

88lb total

Maker lists 88 lb (40 kg). A reseller spec sheet gives four trays at 22 lb (10 kg) each.

Keenon T10 page; reseller sheet for trays
4RuntimeOne charge, maker figure
Servi

10–12hrs

Bear's FAQ says 8 to 12 hrs on average, 4 to 5 hrs to recharge.

Bear Robotics Servi page and FAQ
BellaBot

13hrs, no load

Charging time 4.5 hrs.

Pudu BellaBot page
DinerBot T10

9–12.5hrs

Charging 5.5 hrs. Maker says it varies with use and settings.

Keenon T10 page

Same on all three: each maker lists camera-based obstacle sensing (Servi: LiDAR and cameras; BellaBot: LiDAR and 3 depth cameras; T10: 4 stereo sensors and 1 RGB camera).

Sources

Where every figure comes from

  • Servi · bearrobotics.ai/servi and bearrobotics.ai/faq (first-party); robotlab.com listing for the minimum-aisle search
  • BellaBot · pudurobotics.com BellaBot page and academy.pudutech.com product guide (first-party)
  • DinerBot T10 · keenon.com T10 page (first-party); automiqrobotics.com.au reseller sheet for trays

Every figure was read from the page named on 2 Oct 2026. "Not found" means the pages listed were searched and are silent; it does not mean the maker lacks the figure.

Questions

What readers ask

How wide is each robot, and how narrow an aisle can it pass?

Servi is 17.5 in wide, T10 19.13 in, BellaBot 22.24 in. BellaBot lists a 27.56 in travel path and the T10 23.23 in. No minimum aisle was found for Servi.

How long does setup take before service can begin?

Bear’s FAQ says installation is usually a couple of hours, with field engineers staying several serving periods. No setup time was found on the Pudu or Keenon pages checked.

Can any of these handle a multi-floor restaurant?

None of the maker pages checked describes elevator or multi-floor use. Pudu’s guide lists indoor, flat and smooth ground and a 5° maximum slope; Keenon lists a 5° slope for the T10.

Common questions

What readers ask about this comparison.

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Comparison ID: RV–CMP–7442 · Last reviewed Jun 23, 2026 · Based on owner reports, manufacturer documentation, and firmware release notes