CARY® flex vs S-series sort
Side-by-side comparison of CARY® flex (MetraLabs) and S-series sort (Beijing Geekplus Technology Co., Ltd.) — specs, pricing, Robo Index, and verified deployments. Updated daily.
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Layer 1: Identity & Trust
Manufacturer Country
- CARY® flexGermany
- S-series sortChina
Year First Available
- CARY® flex—
- S-series sort2015
Verified Deployments
- CARY® flex0 Deployments
- S-series sort0 Deployments
Layer 2: Operational
Price
- CARY® flexContact for quote
- S-series sort$7,900 USD
Availability Status
- CARY® flexACTIVE
- S-series sortACTIVE
Payload & Form Factor
Payload
- CARY® flex100 kg
- S-series sort100 kg
AMR Subtype
- CARY® flextugger
- S-series sortgoods to person
Length
- CARY® flex534 mm
- S-series sort—
Width
- CARY® flex783 mm
- S-series sort—
Robot Weight
- CARY® flex—
- S-series sort235 kg
Navigation & Sensing
Navigation Type
- CARY® flexother
- S-series sortother
Pedestrian Detection
- CARY® flexYes
- S-series sort—
Battery
Battery Chemistry
- CARY® flex—
- S-series sortli ion
Connectivity
Multi-Robot Traffic Mgmt
- CARY® flexYes
- S-series sort—
Commercial
Price (USD)
- CARY® flexContact for quote
- S-series sort$7,900 USD
Pricing Models
- CARY® flexcapex, raas
- S-series sort—
| ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Germany | China |
| Year First Available (values differ) | — | 2015 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | Contact for quote | $7,900 USD |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Payload & Form Factor | ||
| Payload | 100 kg | 100 kg |
| AMR Subtype (values differ) | tugger | goods to person |
| Length (values differ) | 534 mm | — |
| Width (values differ) | 783 mm | — |
| Robot Weight (values differ) | — | 235 kg |
| Navigation & Sensing | ||
| Navigation Type (values differ) | other | other |
| Pedestrian Detection (values differ) | Yes | — |
| Battery | ||
| Battery Chemistry (values differ) | — | li ion |
| Connectivity | ||
| Multi-Robot Traffic Mgmt (values differ) | Yes | — |
| Commercial | ||
| Price (USD) (values differ) | Contact for quote | $7,900 USD |
| Pricing Models (values differ) | capex, raas | — |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Battery / Shift Runtime, Turning Radius, Min Aisle Width, Ground Clearance, Localization Accuracy, Docking Repeatability, Obstacle Detection Range, Min Object Detection Height, Max Speed (Loaded), Max Speed (Unloaded), Picks / Hour / Robot, Battery Capacity, Runtime (Loaded), Charging Time, Opportunity Charging, Auto Docking, Battery Swap, Charge Cycles (Rated), ISO 3691-4 Certified, R15.08 Certified, Safety Category, Emergency Stops, Safety LiDAR Coverage, Safety Zone Count, Audible Alert, WMS Integrations, API Type, Fleet Size Supported, OTA Updates, Cybersecurity Certs, MTBF, Uptime SLA, Predictive Maintenance, Field Service Response, Spare Parts Lead Time, RaaS / Month, Warranty, Expected Service Life
best in categoryweakest in categoryvalues differ
ROI Comparison
Same operating assumptions across every robot — the only difference is price. Set your numbers once to see which pays back fastest.
Annual labor displaced (per robot): $50,000
| Metric | CARY® flex | S-series sort |
|---|---|---|
| Investment | No price | $7,900 |
| Payback period | — | 1.9 mo |
| Net savings (5 yr) | — | $242,100 |
| ROI (5 yr) | — | +3065% |
CARY® flex has no listed price, so payback can't be computed. Contact the manufacturer for a quote.
Estimates labor-cost displacement only — not a full total cost of ownership. Actual ROI depends on integration, maintenance, training, downtime, and task fit. Converted currencies are indicative; USD is the price of record.
Trade-offs at a glance
Frequently asked
Who makes CARY® flex and S-series sort?
CARY® flex is made by MetraLabs, based in DE. S-series sort is made by Beijing Geekplus Technology Co., Ltd., based in CN.
How do CARY® flex and S-series sort compare on the Robo Index?
CARY® flex grades BBB on the Robo Index. S-series sort grades AA. The Robo Index is a credibility grade (AAA … C) that blends commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.
Are CARY® flex and S-series sort in the same category?
Both robots are classified as Amr Warehouse on Robolist. Filters and ranking treat them as direct alternatives.
What is the realistic total cost of ownership for Amr Warehouse robots?
Hardware cost is one input. Amr Warehouse TCO also includes integration, training, downtime, and end-of-life. Our breakdown: AMR TCO: Fleet Size, Charging Infrastructure, and WMS Integration.
What should a buyer ask vendors when choosing between CARY® flex and S-series sort?
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: AMR Vendor Selection: Orchestration, Integration, and Scaling.
Going deeper — picking the right robot
AMR TCO: Fleet Size, Charging Infrastructure, and WMS Integration
8 min readWarehouse AMRs
AMR Vendor Selection: Orchestration, Integration, and Scaling
9 min readWarehouse AMRs
AMR Pilot in an Existing Warehouse: The 90-Day Playbook
9 min readWarehouse AMRs
Build vs buy vs lease: which model fits a first deployment
8 min readChoosing Your First Robot
The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
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About this comparison
CARY® flex vs S-series sort compares two robots in the amr-warehouse category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Index is calculated.