| Limited autonomy | 2 | 1X NEO (1), Figure 03 (1) | 1X NEO Explained: The First Humanoid Robot Being Delivered to Real Homes |
| insufficient hardware | 2 | Tesla Optimus (2) | Can Tesla’s Optimus Handle Last-Mile Delivery? The Hardware Reality Behind the Pitch - Yahoo Tech |
| lack of information | 2 | 1X NEO (1), XPENG Iron (1) | 10,000 People Paid For a Robot Housekeeper (1XNeo) |
| limited battery life | 2 | Tesla Optimus (1), Unitree G1 (1) | Unitree G1 Robot Hands-On Review |
| AI can't handle a wide range of tasks | 1 | Tesla Optimus (1) | Tesla’s optimus hits snags in hands, suppliers as scale-up begins |
| AI training data | 1 | Tesla Optimus (1) | Tesla Optimus to 1 Million Units a Year. Yet, Toyota Is on a Different Scale |
| Battery life | 1 | Apptronik Apollo (1) | I Tested The Apptronik Apollo: Here's the truth of $50,000 Humanoid Robot |
| High price | 1 | 1X NEO (1) | 1X NEO Explained: The First Humanoid Robot Being Delivered to Real Homes |
| High production costs | 1 | Tesla Optimus (1) | Tesla Posts 43% Profit Drop as Optimus Hits Fremont Line; Robot Has No Buyers Yet |
| Investors are concerned about the lack of information about the robot's production timeline, cost, and features | 1 | Tesla Optimus (1) | Tesla’s Secrecy Surrounding Optimus Robot Is Making Wall Street Nervous - Barron's |
| Lack of buyers | 1 | Tesla Optimus (1) | Tesla Posts 43% Profit Drop as Optimus Hits Fremont Line; Robot Has No Buyers Yet |
| Lack of details on specifications and capabilities | 1 | Tesla Optimus (1) | Elon Musk showcases ‘biggest product ever’ Tesla Optimus robot |
| Lack of information about the robot's capabilities and features | 1 | XPENG Iron (1) | XPeng Starts Production of Its Humanoid Robot IRON in China - Electric Vehicles |
| Lack of information on specific performance aspects | 1 | Tesla Optimus (1) | Figure 03 vs Tesla Optimus: Which Robot Runs More Like a Human? |
| Lack of specific information about the robot's capabilities and how they were measured | 1 | Unitree G1 (1) | New Unitree G1 AI Robot Just SURPASSED Human Skills |
| Limited information provided in the video | 1 | Unitree G1 (1) | Unitree G1 Humanoid Robot Unboxing & Full Setup 🤖 |
| No information about the robot itself is provided | 1 | Sanctuary AI Phoenix (1) | Sanctuary AI Brings Phoenix to Messe 2025 with Microsoft |
| Payload capacity | 1 | Apptronik Apollo (1) | I Tested The Apptronik Apollo: Here's the truth of $50,000 Humanoid Robot |
| Requires a lot of setup and calibration | 1 | Figure 03 (1) | Figure 03 Robot: What $20K Actually Gets You |
| Tesla Optimus production stalls | 1 | Tesla Optimus (1) | XPeng starts IRON humanoid robot production as Tesla Optimus stalls - Reddit |
| Tesla's Optimus may not be able to handle last-mile delivery as pitched | 1 | Tesla Optimus (1) | Can Tesla’s Optimus Handle Last-Mile Delivery? The Hardware Reality Behind the Pitch - Gadget Review |
| Tesla's production of the Optimus robot has taken over production of the Model S and Model X vehicles | 1 | Tesla Optimus (1) | Elon Musk says Tesla's Optimus robot needs to learn like a toddler |
| Tesla's secrecy surrounding the Optimus robot is making Wall Street nervous | 1 | Tesla Optimus (1) | Tesla’s Secrecy Surrounding Optimus Robot Is Making Wall Street Nervous - Barron's |
| The article does not provide any information about specific issues with the Optimus robot. | 1 | Tesla Optimus (1) | Just because Tesla’s Optimus is in production doesn’t mean it’s actually ready - The Verge |
| The article lacks detailed information on the robot's capabilities, price, or release date | 1 | XPENG Iron (1) | XPENG IRON Humanoid Robot Now Walks Off the Production Line - XPENG |
| The program has struggled with AI generalization. Optimus robots often need days to learn basic new tasks. | 1 | Tesla Optimus (1) | Tesla’s former Optimus AI lead bets on robots that don’t look like people |
| acquisition process | 1 | Tesla Optimus (1) | Why Elon Musk’s target date for buying an Optimus robot is harder than it sounds - Teslarati |
| ambitious goal | 1 | Tesla Optimus (1) | Tesla Optimus: 20,000/Week Goal vs Reality [2026] - https://tech-insider.org/ |
| artificial intelligence | 1 | Tesla Optimus (1) | Tesla Optimus Production Begins! Elon Musk's BIGGER Robot Plan Revealed! |
| balance between features and practicality | 1 | Agility Digit 5 (1) | Are We Building the Wrong Robots? | AGIBOT, Digit 5 & Real Work |
| battery life | 1 | 1X NEO (1) | I Tested The 1X Neo: Here’s The Truth of $20000 Butler |
| battery life concerns | 1 | Tesla Optimus (1) | Tesla’s Optimus robot is going through growing pains - The Verge |
| can it really walk | 1 | Agility Digit 5 (1) | Agility's going public.Scott Walter still wants to know two things about Digit 5: can it really walk, and is it safe? - Reddit |
| challenges in developing the robot's hands | 1 | Tesla Optimus (1) | Tesla Wants to Build 20,000 Optimus Robots a Week. First It Has to Figure Out Hands - Gizmodo |
| challenging to achieve | 1 | Tesla Optimus (1) | Tesla Optimus: 20,000/Week Goal vs Reality [2026] - https://tech-insider.org/ |
| collapsed during a live demonstration | 1 | XPENG Iron (1) | OMG! XPeng IRON Robot COLLAPSES During Live in Shenzhen |
| complex robot hands | 1 | Tesla Optimus (1) | Tesla workers balk at training Optimus humanoid robots as replacements |
| delayed all-solid-state technology | 1 | XPENG Iron (1) | Xpeng Iron reportedly shifts to semi-solid batteries as all-solid-state tech lags - CnEVPost |
| delays expected until end of 2027 | 1 | Tesla Optimus (1) | Just because Tesla’s Optimus is in production doesn’t mean it’s actually ready |
| dexterity issues | 1 | Tesla Optimus (1) | Tesla’s Optimus robot is going through growing pains - The Verge |
| disgruntled employees | 1 | Tesla Optimus (1) | Tesla workers balk at training Optimus humanoid robots as replacements |
| durability | 1 | Tesla Optimus (1) | Tesla Optimus to 1 Million Units a Year. Yet, Toyota Is on a Different Scale |
| endurance | 1 | Unitree G1 (1) | Unitree G1 robot’s ‘heatstroke’ during Mount Taishan race sparks debate over humanoid endurance - Global Times |
| fragile hands | 1 | Tesla Optimus (1) | Tesla’s optimus hits snags in hands, suppliers as scale-up begins |
| hands | 1 | Tesla Optimus (1) | Tesla’s Optimus Hits Snags in Hands, Suppliers as Scale-Up Begins - The Information |
| hands are not as dexterous as other robots | 1 | Tesla Optimus (1) | What Robotics Experts Think of Tesla’s Optimus Robot - IEEE Spectrum |
| hands not functioning properly | 1 | Tesla Optimus (1) | Tesla Reportedly Can’t Get the Hands to Work on Its Optimus Robot - Futurism |
| hands still a problem | 1 | Tesla Optimus (1) | Tesla pushes Optimus deliveries to late 2027, says hands still a problem - Electrek |
| heatstroke | 1 | Unitree G1 (1) | Unitree G1 robot’s ‘heatstroke’ during Mount Taishan race sparks debate over humanoid endurance - Global Times |
| heatstroke incident | 1 | Unitree G1 (1) | Unitree G1 humanoid suffers 'heatstroke' on mountain climb in China - Interesting Engineering |
| high price | 1 | Unitree G1 (1) | Unitree G1 or Booster T2 - Reddit |
| high price point | 1 | Unitree G1 (1) | Why I Bought a $16,000 Humanoid Robot to Teardown (Unitree G1 Unboxing) |
| human exhaustion | 1 | Figure 03 (1) | Figure 03 AI Robot Reveals Its UNFAIR Advantage… Humans Can’t Match It |
| insufficient thermal management | 1 | Unitree G1 (1) | Unitree G1 robot’s ‘heatstroke’ during Mount Taishan race sparks debate over humanoid endurance |
| is it safe | 1 | Agility Digit 5 (1) | Agility's going public.Scott Walter still wants to know two things about Digit 5: can it really walk, and is it safe? - Reddit |
| lack of confirmed deployment | 1 | Tesla Optimus (1) | Can Tesla’s Optimus Handle Last-Mile Delivery? The Hardware Reality Behind the Pitch |
| lack of documentation | 1 | Unitree G1 (1) | Why I Bought a $16,000 Humanoid Robot to Teardown (Unitree G1 Unboxing) |
| lack of evidence for AGI claim | 1 | Sanctuary AI Phoenix (1) | Sanctuary AI's Phoenix: World's First Learning AGI Humanoid Robot |
| lack of information on performance, features, and pricing | 1 | Apptronik Apollo (1) | Apptronik Apollo vs UBTECH Walker S2: Which 2026 Factory Humanoid Offers the Better Business Case? |
| lacks functional capabilities | 1 | Unitree G1 (1) | Why the Best-Selling Robot Can't Do Anything | Unitree G1 |
| limited adaptability | 1 | Tesla Optimus (1) | Tesla ramps Optimus to hundreds a week, but the robots can’t generalize - Electrek |
| limited autonomy | 1 | Tesla Optimus (1) | Tesla’s Optimus robot is going through growing pains - The Verge |
| misaligned parts | 1 | Tesla Optimus (1) | Tesla’s optimus hits snags in hands, suppliers as scale-up begins |
| no details provided | 1 | Sanctuary AI Phoenix (1) | Revolutionizing Robotics: Sanctuary AI Unveils Generation 7 of Phoenix Robots |
| no real-world evidence | 1 | Tesla Optimus (1) | Everything at Tesla Leads to Optimus Domination and Unboxed Manufacturing Transformation - NextBigFuture.com |
| no specific details about Optimus robot | 1 | Tesla Optimus (1) | Everything at Tesla Leads to Optimus Domination and Unboxed Manufacturing Transformation - NextBigFuture.com |
| no specific examples or demonstrations | 1 | Sanctuary AI Phoenix (1) | Sanctuary AI's Phoenix: World's First Learning AGI Humanoid Robot |
| overheating | 1 | Unitree G1 (1) | Unitree G1 robot’s ‘heatstroke’ during Mount Taishan race sparks debate over humanoid endurance |
| poor software quality | 1 | Unitree G1 (1) | Why I Bought a $16,000 Humanoid Robot to Teardown (Unitree G1 Unboxing) |
| potential issue with pricing | 1 | Agility Digit 5 (1) | Agility’s New Digit 5 Robot Has $300M in Orders — But There’s a Catch - TechRepublic |
| potential lack of anonymity for homes being filmed | 1 | 1X NEO (1) | Jobs Collecting Training Data for Robots: Free Home Cleaning Shifts, DoorDash Tasks, and Remote Operation of 1X NEO—Who Films Housework and Who Pays? |
| precision movement | 1 | Tesla Optimus (1) | Tesla Optimus to 1 Million Units a Year. Yet, Toyota Is on a Different Scale |
| price | 1 | 1X NEO (1) | I Tested The 1X Neo: Here’s The Truth of $20000 Butler |
| real-world reliability | 1 | Tesla Optimus (1) | Tesla Optimus Production Begins! Elon Musk's BIGGER Robot Plan Revealed! |
| reliability | 1 | 1X NEO (1) | Early access home humanoids (like 1X NEO) will rely on "remote human supervision" for complex tasks. Is consumer robotics moving too fast? - Reddit |
| robotic efficiency | 1 | Figure 03 (1) | Figure 03 AI Robot Reveals Its UNFAIR Advantage… Humans Can’t Match It |
| robotic hands | 1 | Tesla Optimus (1) | Tesla Optimus Production Begins! Elon Musk's BIGGER Robot Plan Revealed! |
| safety | 1 | 1X NEO (1) | Early access home humanoids (like 1X NEO) will rely on "remote human supervision" for complex tasks. Is consumer robotics moving too fast? - Reddit |
| safety and regulatory standards | 1 | Tesla Optimus (1) | Why Elon Musk’s target date for buying an Optimus robot is harder than it sounds - Teslarati |
| skepticism about the robots' capabilities | 1 | Tesla Optimus (1) | Tesla workers balk at training Optimus humanoid robots as replacements - Ars Technica |
| software is not fully developed | 1 | Tesla Optimus (1) | What Robotics Experts Think of Tesla’s Optimus Robot - IEEE Spectrum |
| still needs work on hands, safety, reliability, and AI | 1 | Tesla Optimus (1) | Just because Tesla’s Optimus is in production doesn’t mean it’s actually ready |
| struggle with performing tasks | 1 | Tesla Optimus (1) | Tesla close to making 1,000 Optimus humanoids a week, but robots struggle with tasks - Interesting Engineering |
| struggles with generalization | 1 | Tesla Optimus (1) | Tesla ramps Optimus to hundreds a week, but the robots can’t generalize - Electrek |
| suppliers | 1 | Tesla Optimus (1) | Tesla’s Optimus Hits Snags in Hands, Suppliers as Scale-Up Begins - The Information |
| suppliers struggling to maintain quality at scale | 1 | Tesla Optimus (1) | Tesla’s optimus hits snags in hands, suppliers as scale-up begins |
| unbalanced compensation and risks for those filming and being filmed | 1 | 1X NEO (1) | Jobs Collecting Training Data for Robots: Free Home Cleaning Shifts, DoorDash Tasks, and Remote Operation of 1X NEO—Who Films Housework and Who Pays? |
| undisclosed software and price | 1 | Tesla Optimus (1) | Can Tesla’s Optimus Handle Last-Mile Delivery? The Hardware Reality Behind the Pitch - Yahoo Tech |
| unreliable touch sensors | 1 | Tesla Optimus (1) | Tesla workers balk at training Optimus humanoid robots as replacements |
| workers' concerns about the robots' ability to handle complex tasks | 1 | Tesla Optimus (1) | Tesla workers balk at training Optimus humanoid robots as replacements - Ars Technica |