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Tesla owner upgrades Autopilot 2.5 to 3.0 Hardware: Cost, results, and more
Back in October 2018, Elon Musk stated on Twitter that Tesla owners with HW2.5 vehicles who purchased the Full Self-Driving suite will be receiving a free upgrade to the company’s custom-designed, homegrown HW3 Autopilot computer. Today, Tesla appears to be staying true to the CEO’s word, as recently shared by a Model X owner from Canada.
A Tesla Model X P100D owner who runs the Electric Dreams channel on YouTube recently received the company’s latest iteration of its V10 software. Being equipped with Hardware 2.5, the Model X was not able to take advantage of some new features that were rolled out by the electric car maker, such as the company’s updated driving visualizations improvements.
This was a bit disappointing for the Model X owner, especially since his vehicle was equipped with Tesla’s Full Self-Driving suite. With this, the owner-enthusiast opted to schedule a home visit from a Tesla Mobile Service technician. The request: to conduct a retrofit that would replace the Model X P100D’s HW2.5 computer with Tesla’s newer, more powerful, custom-designed HW3 FSD unit.
Commenting on the experience, the Tesla owner noted that he was not really expecting Tesla to respond to his request, but much to his pleasant surprise, an appointment was indeed processed. After signing some documents, it did not take long before a member of Tesla’s Mobile Service Team drove over to the Model X owner’s house to conduct a HW2.5 to HW3 retrofit on the all-electric SUV.

Unfortunately, the Model X owner was informed that no videos were allowed during the entire HW3 retrofit process. Nevertheless, images taken by the Electric Dreams host during the new Autopilot computer’s installation show that Tesla’s HW3 does seem more robust than the NVIDIA-powered HW2.5, with its large radiators and somewhat heftier look. It took around an hour and a half for the installation to be completed and an additional two hours for the necessary firmware to be loaded into the vehicle.
After this was completed, the Model X P100D was updated once more with Tesla’s latest software. And sure enough, features that were unavailable prior to the HW2.5 to HW3 retrofit, such as V10’s driving visualizations improvements, were now enabled. Overall, it appears that Tesla’s HW3 retrofits for Model S and Model X owners who purchased the FSD suite seem to be ongoing now, and true to Elon Musk’s words, the process is completely painless. The entire upgrade was free as well, as indicated by the $0 charge for the HW3 installation.
Yet, perhaps the best thing here really is the sheer convenience of the entire retrofit process. Back in September, Tesla owner-enthusiast Sofiaan Fraval noted on Twitter that his Model S received a HW3 retrofit when he paid a visit to the service center. If the Electric Dreams channel host’s video is any indication, it appears that retrofits are now being conducted by Tesla’s Mobile Service team, and they are also available on demand.
This ultimately bodes well for Tesla’s rollout of its Full Self-Driving suite. Musk, after all, has stated that the company will push HW3 retrofits when FSD features actually warrant the additional computing power of the custom-built Autopilot unit. This was explained by Musk in a tweet back in March. “Retrofits will start when our software is able to take meaningful advantage of the Tesla FSD computer, which is an order of magnitude more capable. For now, it’s slightly disadvantageous to have Tesla FSD computer as our software is more refined for HW2,” Musk wrote.
Considering the company’s rollout of new FSD features such as Smart Summon, it appears that HW3’s additional computing power is now becoming more useful for Tesla’s advanced capabilities.
Watch Electric Dreams‘ video about his Model X P100D’s HW2.5 to HW3 retrofit in the video below.
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Elon Musk makes a key Tesla Optimus detail official
“Since we are naming the singular, we will also name the plural, so Optimi it is,” Musk wrote on X.
Tesla CEO Elon Musk just made a key detail about Optimus official. In a post on X, the CEO clarified some key wording about Optimus, which should help the media and the public become more familiar with the humanoid robot.
Elon Musk makes Optimus’ plural term official
Elon Musk posted a number of Optimus-related posts on X this weekend. On Saturday, he stated that Optimus would be the Von Neumann probe, a machine that could eventually be capable of replicating itself. This capability, it seems, would be the key to Tesla achieving Elon Musk’s ambitious Optimus production targets.
Amidst the conversations about Optimus on X, a user of the social media platform asked the CEO what the plural term for the humanoid robot will be. As per Musk, Tesla will be setting the plural term for Optimus since the company also decided on the robot’s singular term. “Since we are naming the singular, we will also name the plural, so Optimi it is,” Musk wrote in his reply on X.
This makes it official. For media outlets such as Teslarati, numerous Optimus bots are now called Optimi. It rolls off the tongue pretty well, too.
Optimi will be a common sight worldwide
While Musk’s comment may seem pretty mundane to some, it is actually very important. Optimus is intended to be Tesla’s highest volume product, with the CEO estimating that the humanoid robot could eventually see annual production rates in the hundreds of millions, perhaps even more. Since Optimi will be a very common sight worldwide, it is good that people can now get used to terms describing the humanoid robot.
During the Tesla 2025 Annual Shareholder Meeting, Musk stated that the humanoid robot will see “the fastest production ramp of any product of any large complex manufactured product ever,” starting with a one-million-Optimi-per-year production line at the Fremont Factory. Giga Texas would get an even bigger Optimus production line, which should be capable of producing tens of millions of Optimi per year.
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Tesla is improving Giga Berlin’s free “Giga Train” service for employees
With this initiative, Tesla aims to boost the number of Gigafactory Berlin employees commuting by rail while keeping the shuttle free for all riders.
Tesla will expand its factory shuttle service in Germany beginning January 4, adding direct rail trips from Berlin Ostbahnhof to Giga Berlin-Brandenburg in Grünheide.
With this initiative, Tesla aims to boost the number of Gigafactory Berlin employees commuting by rail while keeping the shuttle free for all riders.
New shuttle route
As noted in a report from rbb24, the updated service, which will start January 4, will run between the Berlin Ostbahnhof East Station and the Erkner Station at the Gigafactory Berlin complex. Tesla stated that the timetable mirrors shift changes for the facility’s employees, and similar to before, the service will be completely free. The train will offer six direct trips per day as well.
“The service includes six daily trips, which also cover our shift times. The trains will run between Berlin Ostbahnhof (with a stop at Ostkreuz) and Erkner station to the Gigafactory,” Tesla Germany stated.
Even with construction continuing at Fangschleuse and Köpenick stations, the company said the route has been optimized to maintain a predictable 35-minute travel time. The update follows earlier phases of Tesla’s “Giga Train” program, which initially connected Erkner to the factory grounds before expanding to Berlin-Lichtenberg.
Tesla pushes for majority rail commuting
Tesla began production at Grünheide in March 2022, and the factory’s workforce has since grown to around 11,500 employees, with an estimated 60% commuting from Berlin. The facility produces the Model Y, Tesla’s best-selling vehicle, for both Germany and other territories.
The company has repeatedly emphasized its goal of having more than half its staff use public transportation rather than cars, positioning the shuttle as a key part of that initiative. In keeping with the factory’s sustainability focus, Tesla continues to allow even non-employees to ride the shuttle free of charge, making it a broader mobility option for the area.
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Tesla Model 3 and Model Y dominate China’s real-world efficiency tests
The Tesla Model 3 posted 20.8 kWh/100 km while the Model Y followed closely at 21.8 kWh/100 km.
Tesla’s Model 3 and Model Y once again led the field in a new real-world energy-consumption test conducted by China’s Autohome, outperforming numerous rival electric vehicles in controlled conditions.
The results, which placed both Teslas in the top two spots, prompted Xiaomi CEO Lei Jun to acknowledge Tesla’s efficiency advantage while noting that his company’s vehicles will continue refining its own models to close the gap.
Tesla secures top efficiency results
Autohome’s evaluation placed all vehicles under identical conditions, such as a full 375-kg load, cabin temperature fixed at 24°C on automatic climate control, and a steady cruising speed of 120 km/h. In this environment, the Tesla Model 3 posted 20.8 kWh/100 km while the Model Y followed closely at 21.8 kWh/100 km, as noted in a Sina News report.
These figures positioned Tesla’s vehicles firmly at the top of the ranking and highlighted their continued leadership in long-range efficiency. The test also highlighted how drivetrain optimization, software management, and aerodynamic profiles remain key differentiators in high-speed, cold-weather scenarios where many electric cars struggle to maintain low consumption.

Xiaomi’s Lei Jun pledges to continue learning from Tesla
Following the results, Xiaomi CEO Lei Jun noted that the Xiaomi SU7 actually performed well overall but naturally consumed more energy due to its larger C-segment footprint and higher specification. He reiterated that factors such as size and weight contributed to the difference in real-world consumption compared to Tesla. Still, the executive noted that Xiaomi will continue to learn from the veteran EV maker.
“The Xiaomi SU7’s energy consumption performance is also very good; you can take a closer look. The fact that its test results are weaker than Tesla’s is partly due to objective reasons: the Xiaomi SU7 is a C-segment car, larger and with higher specifications, making it heavier and naturally increasing energy consumption. Of course, we will continue to learn from Tesla and further optimize its energy consumption performance!” Lei Jun wrote in a post on Weibo.
Lei Jun has repeatedly described Tesla as the global benchmark for EV efficiency, previously stating that Xiaomi may require three to five years to match its leadership. He has also been very supportive of FSD, even testing the system in the United States.
