At a Glance
Show differences only
20000 Hz
20 Hz
20000 Hz
20 Hz
250 mAh
8 Hours
Wired
Over Ear, Over the Head
Wireless
On Ear, In the Ear
Wired
Over Ear, Over the Head
Red Gear Cosmo Spectre vs boAt Rockerz 400 vs Cosmic Byte G4000
Key Feature Comparison
Detailed Specs
Brand
Red Gear
boAt
Cosmic Byte
Model
Cosmo Spectre
Rockerz 400
G4000
Price
Rs. 899
Rs. 895
Rs. 1,189
Price Status
Confirmed
Confirmed
Confirmed
Market Status
Available
Available
Available
Compatible Devices
Mobile Phone, PC, Tablet
Media player, Mobile Phone, Tablet
PC
Box Contents
1 Headphone, User Manual, Warranty Card
Headphone, Audio Cable, Charging Cable, User Guide, Warranty Card
Headphone, User Manual, Warranty Card
Warranty
1 Year
1 Year
6 Months
Launch Date
-
13-Jun-18
-
Type
Wired
Wireless
Wired
Design
Over Ear
On Ear
Over Ear
Fit
Over the Head
In the Ear
Over the Head
Open or Closed Back
-
Closed Back
Closed Back
Eartip Size
Large
-
-
Weight
300 gm
110 gm
-
Dimensions
Overall :210 x 100 x 170 mm
-
-
Colours
Black
Black
Black, Red
Foldable Design
-
Yes
-
Call Control
Answer / End
Answer, End
Answer/End
Music Control
Volume Control
Volume Up, Down, Play, Pause, Previous, Next
-
Noise Reduction
-
Yes
-
Noise Cancellation
-
Yes
-
Connectivity
3.5 mm jack
3.5 mm jack, Bluetooth, USB
3.5 mm jack
Microphone
Yes
Yes
Yes
Bluetooth Range
-
10 meter
-
Max Frequency Response
-
20000 Hz
20000 Hz
Min Frequency Response
-
20 Hz
20 Hz
Magnet Material
-
Neodymium
-
Driver Type
-
Dynamic Driver
-
Impedance
-
32 Ohms
-
Sensitivity
-
110 dB/mw
-
Battery Capacity
-
250 mAh
-
Playback Time
-
8 Hours
-
Standby Time
-
100 Hours
-
Charging Type
-
USB
-
Charging Time
-
2 Hours
-
You May Also Read
Micromax is one of the oldest Indian smartphone brands which is now struggling with gloomy sales, mostly due to a lack of modern features and poor marketing. However, the brand does offer a decent price to performance ratio along with decent internals and acceptable modern hardware. Micromax smartphone line-up is definitely vast with the company…
Sony has a great track record of creating innovative smartphones, although they have a stooping smartphone sales figure, they offer impressive hardware quality and decent internals in their smartphones. With the brand suffering from a bad reputation in the smartphone market, the offerings made by Sony often fail to attract the crowd. But, with the…
Although struggling with poor smartphone sales over the past years, Lenovo offers some of the decently crafted devices in the Indian market. The devices often bring satisfactory performance at a justifiable price tag. However, each Lenovo mobile phone is better than its predecessor; the company tries to improve the smartphone lineup and have succeeded in…
Huawei sub-brand Honor has a lot of smartphones in its portfolio. However, with Honor routinely adding new devices and updating the smartphone line-up, users get puzzled when they think of getting an upgrade for their existing device. To help you make the right decision, we present you with a specially designed, detailed Honor mobile price…
The Taiwanese brand, Asus is one of the most prominent Smartphone brands in India. With the alluring Stock-alike UI and timely updates, the brand has recently gained popularity in the Indian markets. With a focus on budget, mid-range, and gaming smartphones, they offer a perfect blend of hardware and overall features. The brand has come…
Recent News
Samsung is reportedly working on a new foldable smartphone with a wider design, and recent leaks have revealed several Samsung foldable specs ahead of its expected launch. The upcoming device could feature a large inner display, a powerful flagship processor, and a bigger battery designed specifically for foldable phones. According to a new leak, Samsung’s…
15th Mar 2026
The Official BGMI 4.3 Update is set to arrive soon, and Krafton has finally confirmed when players in India can download the latest version of the popular battle royale game. The new update brings a fresh theme, gameplay changes, and several new events that aim to refresh the overall experience for Battlegrounds Mobile India fans.…
15th Mar 2026
Garena Free Fire fans, get ready for an exciting early look at the next big update! The Free Fire OB53 Advance Server opens on March 20, 2026, giving players a chance to test new characters, weapons, maps, and features before the official release. This special test server stays live until April 2, 2026, and lucky…
15th Mar 2026
Instagram is set to roll back a major privacy feature that it introduced not long ago. The platform will soon remove Instagram end-to-end encryption from its messaging system, a move that has surprised many users who expected stronger privacy protections across Meta’s apps. The change comes through a press release or a major blog update.…
15th Mar 2026
OnePlus fans, get ready for some big news! A fresh OnePlus Nord 6 launch leak has just dropped, hinting that the much-awaited smartphone will hit the market in early April 2026. The smartphone will arrive as a rebranded version of the OnePlus Turbo 6 from China. On top of that, expect a noticeable price increase…
15th Mar 2026
Tips & Tricks
The Vivo X300 series is currently the best choice for camera lovers if you are seeking a phone from the Vivo brand. This series launched with some impeccable camera qualities and has impressed audiences worldwide, all thanks to the ZEISS photography technology paired with decent AI specs. So, if you have justbought the Vivo X300…
11th Mar 2026
If you are an Airtel user and recently upgraded your phone or are planning to switch to a new device, you might be wondering how to transfer your Airtel eSIM from one phone to another. Don’t worry, this process is easier than it sounds. In this guide, I’ll walk you step by step through transferring…
2nd Mar 2026
Google Pixel 10a has launched recently, and if you are on a hunt to grab a good camera phone with some ‘pixel-level’ photography specs, then this phone is surely worth buying. In this blog, we bring you the best Google Pixel 10a camera settings, explore all the pro modes, video recording, long exposure shots, and…
25th Feb 2026
Camera settings are the most important factor in the final image. I’ve been an Apple iPhone 15 user for a long time, and I’ve explored every essential setting possible, and I’ve also achieved the best images possible. Today, I will explore the best camera settings for the iPhone 15, which you should consider for future…
24th Feb 2026
If you use Snapchat regularly, you probably enjoy sharing moments through your Story- whether it’s a quick selfie, a fun outing, or something you just felt like posting at the moment. But sometimes, after posting, you might change your mind. Maybe you uploaded the wrong photo, shared something too personal, or simply want to keep…
18th Feb 2026
Popular Leaks
OnePlus gets ready to launch its next small flagship. The OnePlus 15T details show a compact phone with strong features. Official teasers appear on Weibo in China. The phone follows the OnePlus 13T and targets users who love power in a small size. Also Read: OPPO K14 India Launch On March 9 – Flipkart Sale And…
9th Mar 2026
Samsung has taken a bold step in the global smartphone market. Despite rising production costs, the company has decided not to increase prices for its upcoming Samsung Galaxy S26 series. This move comes at a time when many smartphone brands are raising prices due to expensive components and weak currencies. Samsung aims to protect its…
13th Jan 2026
Nothing Phone 4a series launches on March 5 with exciting leaks on pricing, specs, and design. Nothing, the London-based brand, gets ready for its big event. It will unveil the Phone 4a and Nothing Phone 4a Pro smartphones. The launch also includes new Headphone (a) with bold colors and long battery life. Fans wait for…
2nd Mar 2026
Honor has launched the Honor Robot Phone, the first-ever phone with a robotic arm. Yes, you heard that right, the new era of technology has taken a step forward from AI and software, and is now bringing robotics into mobile phones. So, what is this Hoor Robot Phone? Have you heard of this new…
17th Oct 2025
Realme is expanding its smartphone lineup with the upcoming Realme 15T, set to debut soon in India as the successor to the Realme 14T. During the 828 Fan Festival in China on Wednesday, the brand showcased two of its newest concept phones. One of the highlights was a concept smartphone featuring an impressive 15,000mAh battery.…
29th Aug 2025