Friday marks the beginning of the pre-Black Friday sale, featuring significant discounts on high-end technological products in Brazilian e-commerce. Six notable offers were selected, with reductions reaching up to 54% off, covering items such as the Samsung Galaxy S25 Ultra 5G 512GB, the AIWA PartyBox PB-07 Bluetooth Speaker, the PlayStation DualShock 4 Wireless Controller, the LG 65" 4K Ultra HD AI Smart TV, the Positivo Smart Home Digital Lock, and the Amazfit Bip 6 Smartwatch with GPS and Alexa. Options are available for various consumer profiles, with prices starting at R$ 199.
The Samsung Galaxy S25 Ultra is presented as Samsung's flagship smartphone for 2025. It incorporates the Qualcomm Snapdragon 8 Elite for Galaxy processor in a 3nm process, promising up to 40% more speed than the Snapdragon 8 Gen 3 of the S24 Ultra, along with a new version of Galaxy AI with native Gemini integration. Its specifications include an octa-core CPU (2 Oryon V2 Phenom + 6 Oryon V2 Performance), Adreno 830 GPU, 12GB of LPDDR5X RAM, 512GB UFS 4.0 storage, a 6.9-inch QHD+ (3120×1440) Dynamic AMOLED 2X screen with an adaptive refresh rate of 120Hz and a peak brightness of 2,600 nits HDR, protected by Gorilla Glass Armor 2 (up to 4 times more scratch resistant). It features a quadruple rear camera (200MP main with OIS, 50MP ultrawide with Macro, 10MP telephoto with 3x optical zoom, and 50MP periscope telephoto with 5x optical zoom, allowing up to 100x hybrid zoom with AI), a 12MP selfie camera with OIS, 8K 30fps and 4K 120fps video recording capability. Galaxy AI functionalities include Circle to Search, Live Translate, Chat Assist, Note Assist, and Browsing Assist. The device has an integrated S Pen (for notes, drawing, and remote camera control), a Grade 5 Titanium body, a 5,000 mAh battery supporting 45W wired charging and 15W Qi2 wireless charging, plus 4.5W reverse charging. It is compatible with 5G mmWave and sub-6GHz, Wi-Fi 7, Bluetooth 5.4, has an IP68 rating, and guarantees 7 years of Android updates and patches (until 2032). It receives 4.8 stars from 1,500 reviews. The promotional price is R$ 527.66 in up to 12 interest-free installments (totaling R$ 6,332 installment plan, with 47% discount) or R$ 6,015.40 upfront via Pix, representing savings of up to R$ 5,983 from the full price.
The AIWA PartyBox PB-07 is highlighted as one of the most popular mid-range Bluetooth speakers from AIWA in Brazil, achieving 4.5 stars from 656 buyers and over 500 sales last month, serving as a more economical alternative to the JBL PartyBox. It offers 20W RMS power with a high-performance driver and dynamic 360° RGB lighting synchronized with the music rhythm (with several programmable light modes). Equipped with Bluetooth 5.3 with a 10-meter range, it has a rechargeable internal battery for up to 8 hours of continuous playback. It includes a microphone input with a 6.3mm jack and echo effect for home karaoke, support for True Wireless Stereo (TWS) to pair two AIWA speakers in true stereo, a USB input for direct MP3/WMA drive reading, a 3.5mm P2 auxiliary input for external sources (like TV or PC), and integrated FM radio. Its robust design and handle facilitate transport to parties, barbecues, and indoor environments. The color is black, and it is available in an exclusive Prime promotion with an additional 40% discount. With a 54% discount, the price drops to R$ 549.90 in 10 interest-free installments of R$ 54.99, generating savings of R$ 649 compared to the full price.
The Sony PlayStation DualShock 4 Controller is the best-selling video game controller in Brazil, with 4.8 stars based on 27,600 buyers and over 1 thousand sold last month. It is compatible with PlayStation 4, PlayStation 4 Pro, Windows PC (via USB or Bluetooth), Mac, Android, and iOS. It offers wireless connection via Bluetooth 2.1 EDR (up to 10-meter range), a multi-touch capacitive touchpad on top, a Share button for screenshots and gameplay clips on PlayStation, enhanced Rumble vibration (distinct haptic feedback), and integrated gyroscope and accelerometer for motion controls in compatible games. The analog sticks have non-slip grips, and the L2/R2 triggers are pressure-sensitive, ideal for racing and shooting games. A multicolor front LED allows player identification and visual synchronization with games. Audio can be transmitted directly through the 3.5mm jack on the controller (plug-and-play gamer headset). It has a rechargeable internal battery via USB, with approximately 8 hours of playtime, and a characteristic ergonomic design of the DualShock series. The Swift Pair Quick Pairing feature is available on Windows 10/11. In black, it is considered the absolute best-seller in the segment and chosen by Amazon. With a 43% discount via Pix, it costs R$ 199.49 in 6 interest-free installments of R$ 35.04, saving R$ 150 compared to the total price.
The LG 65UN85C PRO Smart TV is listed among the best-selling LG 65" Smart TVs on Mercado Livre in 2026, receiving 4.8 stars from 1,000 buyers and marked as an 'Unmissable Offer' on the portal. This model features a 65-inch 4K Ultra HD panel (3840×2160) and uses the α5 Gen 8 AI Processor 4K (2026 generation), which includes AI Picture Pro and AI Sound Pro for real-time optimization. It supports HDR10 Pro, Filmmaker Mode, and Dynamic Tone Mapping (scene-by-scene brightness adjustment), in addition to Dolby Audio and AI Sound Pro (virtual 5.1 sound without needing a soundbar). The operating system is WebOS 26, with native applications such as Netflix, Prime Video, YouTube, Globoplay, Max, and Disney+. The TV integrates LG ThinQ AI (voice commands in Portuguese), compatibility with Alexa and Google Assistant, AirPlay 2 and Chromecast built-in, Wi-Fi 5 Dual Band and Bluetooth, as well as 3 HDMI 2.0, USB, and Ethernet network ports. It features Game Optimizer (gamer mode with ALLM and dedicated menu) and a slim, bezel-less design. With a 50% discount upfront via Pix, the value is R$ 3,249 (or R$ 3,692 in other payment methods), payable in 10 interest-free installments of R$ 369.21, resulting in savings of up to R$ 3,350 from the full price.
The Positivo Smart Home Built-in Digital Lock is one of the most sought-after smart locks from Positivo Casa Inteligente, with 4.9 stars from 317 buyers and over 1,000 units sold. It offers five opening methods: numeric password, fingerprint biometrics, proximity RFID tag, emergency mechanical key, and Wi-Fi app. The mechanism is reversible (right/left), allowing it to fit any residential door. The optical biometric sensor registers up to 100 fingerprints, while the numeric password accepts 4 to 10 digits (with registration of up to 100 passwords). RFID tags are useful for the elderly and children, eliminating the need to memorize passwords. An emergency mechanical key is present in case of battery failure. 2.4GHz Wi-Fi connectivity allows remote unlocking via the Positivo Casa Inteligente app from anywhere, and it is compatible with Alexa and Google Assistant voice commands. The Portuguese application provides a real-time access log (indicating who, when, and how they accessed), as well as a Guest Mode for temporary time-based passwords and programmable self-locking. It has an anti-tamper audible alarm that triggers upon attempted intrusion. It can be installed on doors with a thickness between 3.5cm and 5cm, with a black stainless steel finish. The battery lasts up to 1 year of typical use (requires 4 AA batteries, not included) and comes with a 3-month Positivo warranty. With a 47% discount, the final price is R$ 415.90 in 8 interest-free installments of R$ 51.99, saving R$ 374 compared to the original price.
The Amazfit Bip 6 is the new smartwatch from the Amazfit Bip line, launched in 2025, representing a significant evolution from the previous Bip 5. It introduces its own multi-band GPS (independent of the phone) and integrated Alexa via microphone. It features a 1.97-inch HD AMOLED screen with high clarity and a maximum brightness of 2,000 nits, ensuring good visibility under intense sunlight. The integrated GPS utilizes 5 navigation systems (GPS, GLONASS, Galileo, BeiDou, QZSS), offering sub-meter accuracy for outdoor runs without relying on the phone. Integrated Alexa allows direct voice commands on the watch for functions such as music, shopping lists, timers, and smart light control. The battery offers long life, lasting up to 14 days of normal use (and up to 26 days in economy mode). It continuously monitors heart rate with abnormality alerts, performs 4-stage sleep analysis plus daily naps, and tracks SpO2 and stress levels. It tracks over 140 sports modes (including running with routes, cycling, pool and sea swimming, weight training, and HIIT), has 5 ATM water resistance (suitable for swimming), and allows Bluetooth calls (answering and speaking without having the phone nearby). The Zepp app, available in Portuguese for Android and iOS, allows detailed analysis. It receives a 5.0-star rating with over 1,000 sales. In black, the price can be R$ 64.90 in up to 10 interest-free installments (totaling R$ 649 installment plan) or R$ 532.18 upfront via Pix, representing savings of up to R$ 117 from the full price.
The six offers cover distinct technological categories, and the ideal choice depends on consumer needs. For those seeking an absolute top-tier smartphone with S Pen, a 200MP camera, 100x zoom, and 7 years of updates, the Galaxy S25 Ultra 512GB offers the largest absolute saving on the list, costing R$ 6,015 via Pix (50% discount, saving R$ 5,983). If the focus is a party speaker with RGB lights, a microphone input, and 8 hours of battery life for under R$ 550, the Aiwa PartyBox PB-07 is the best cost-benefit option, showing the largest percentage drop (54% discount). The classic PlayStation DualShock 4 wireless controller, compatible with PS4, PC, Mac, and mobile devices for under R$ 200, is the best-selling video game controller in Brazil (43% discount). For a main 65-inch 4K Smart TV with WebOS 26 and α5 Gen 8 AI Processor, the LG 65UN85C is the best LG 65" offer on the market, with a 50% discount and savings of R$ 3,350. For those needing a first smart lock with biometrics, password, Wi-Fi app, and Alexa for under R$ 420, the Positivo Smart Home Built-in offers 5 opening methods and established Brazilian support. Finally, for a smartwatch focused on outdoor activities with its own multi-band GPS, integrated Alexa, and 14 days of battery life for under R$ 550, the Amazfit Bip 6 is the 2025 launch from the Bip line, featuring a 1.97" AMOLED screen and 5 navigation systems.
The decision also varies depending on the desired ecosystem. The Galaxy S25 Ultra 512GB (in the R$ 6,015 Pix offer) brings Snapdragon 8 Elite, a 200MP camera with 5x periscope zoom, S Pen, Galaxy AI with Gemini, a Titanium body, and 7 years of updates, with a 6.9" 120Hz AMOLED 2X screen. In contrast, the iPhone 17 Pro 256GB (over R$ 9,000) has the A19 Pro chip, ProMotion 120Hz, Apple Intelligence, a triple camera with 5x telephoto, a titanium body, and Thunderbolt USB-C, belonging to the iOS ecosystem. Meanwhile, the Galaxy S25+ 256GB (over R$ 5,500) shares the Snapdragon 8 Elite platform but at a lower price, without S Pen and with a 50MP main camera without 5x periscope zoom. Thus, the S25 Ultra is superior for those prioritizing top-tier Android with S Pen, maximum zoom, and a larger screen, while the iPhone 17 Pro is the choice for those who prefer the Apple ecosystem.
Considering the budget, the Aiwa PB-07 (in the R$ 549 offer) offers 20W RMS, 360° RGB, microphone input, TWS, and 8h of battery life, making it the best cost-benefit option under R$ 600. Comparatively, the JBL Boombox 3 (over R$ 3,500) offers 180W RMS, premium JBL quality, IP67, and PartyBoost, being an audiophile reference at six times the price. The Pulse X Boombox 220W (R$ 818) delivers 220W RMS and IPX5, making it a more powerful mid-range speaker. Therefore, for home parties with karaoke and lights within the R$ 600 budget, the PB-07 is the winner; for real power and audiophile sound, the JBL Boombox 3 is the recommended option.
Controller choice depends on the console. The DualShock 4 (in the R$ 199 Pix offer) is compatible with PS4, PC, Mac, Android, and iOS via Bluetooth, but does not work with native PS5 games (only backward compatibility). The PS5 DualSense (over R$ 450) features real adaptive triggers, advanced haptic feedback, and a built-in microphone, exclusively for PS5 and PC. The Xbox Series X|S Controller (R$ 319 Pix) combines Bluetooth with Xbox Wireless, offering universal compatibility for Xbox, PC, and mobile devices, in addition to a non-slip grip. For those who own a PlayStation 4 or PC with Steam/Epic libraries, the DualShock 4 is unbeatable for the price; however, for exclusive PS5 users seeking adaptive triggers, the DualSense is the best alternative.
User priority defines the best TV. The LG 65UN85C (in the R$ 3,249 Pix offer) stands out with the 2026 α5 Gen 8 AI Processor, HDR10 Pro, WebOS 26, LG ThinQ AI, and AirPlay 2. In comparison, the Samsung U8600F 65" (over R$ 3,500) presents Vision AI 2025, Stadium Mode, Tizen OS, and Samsung Gaming Hub. The TCL 65T6C QLED (R$ 3,399) excels with its QLED Quantum Dot panel with 100% DCI-P3 colors and HDR10+, being superior in color quality. Thus, the LG 65UN85C is best for those who want a fluid WebOS and integration with iPhone/Mac via AirPlay; while the TCL is the best option for those who prioritize QLED reference colors.
Regarding security, the Positivo Smart Home Built-in (in the R$ 415 offer) offers biometrics, password, RFID tag, mechanical key, and Wi-Fi app control with Alexa. Another option is the Yale YMI 70 (over R$ 700), which features a premium European design and a cylindrical emergency key, being more robust and internationally recognized. The Intelbras F...
